L-number — the DATZ trade code (and its LDA sister series) introduced in 1988 to label undescribed or unidentified pleco morphs; many remain the primary identity token in the hobby even after a species is formally described. Scientific name — the valid binomial under the Catalog of Fishes. Common name — English vernacular and trade names recorded for the species.
2,284 of 2,284 name entries
A
- Acanthicus adonisscientificHypostominae · L155
- Acanthicus hystrixscientificHypostominae · L155
- Acaricommon — Baryancistrus longipinnis
- Acaricommon — Hypostomus plecostomus
- Acaricommon — Pareiorhaphis hystrix
- Acari Bola Brancacommon — Spectracanthicus zuanoni
- Acari-cachimbocommon — Cteniloricaria platystoma
- Acestridium colombiensescientificHypoptopomatinae
- Acestridium dichromumscientificHypoptopomatinae
- Acestridium discusscientificHypoptopomatinae
- Acestridium gymnogasterscientificHypoptopomatinae
- Acestridium martiniscientificHypoptopomatinae
- Acestridium scutatumscientificHypoptopomatinae
- Acestridium triplaxscientificHypoptopomatinae
- Adonis Plecocommon — Acanthicus adonis
- Agujacommon — Farlowella acus
- Alcaldecommon — Crossoloricaria variegata
- Alcaldecommon — Dasyloricaria filamentosa
- All-spotted Dwarf Panaquecommon — Panaqolus pantostiktos
- Alligator Plecocommon — Pterygoplichthys scrophus
- Amazon Bristlenosecommon — Ancistrus dubius
- Amazon Butterfly Plecocommon — Dekeyseria amazonica
- Amazon Dekeyseriacommon — Dekeyseria amazonica
- Amazon Dwarf Plecocommon — Parotocinclus amazonensis
- Amazon Otocincluscommon — Parotocinclus amazonensis
- Amazon Sailfin Catfishcommon — Pterygoplichthys pardalis
- Amazon Twig Catfishcommon — Farlowella amazonum
- Amazon Whiptail Catfishcommon — Sturisoma guentheri
- Amazon-sugemallecommon — Pterygoplichthys joselimaianus
- Amazonas-Plecocommon — Pterygoplichthys joselimaianus
- Amjikin Peckoltiacommon — Peckoltia amjikin
- Ancistomus feldbergaescientificHypostominae · L012
- Ancistomus micrommatosscientificHypostominae
- Ancistomus snethlageaescientificHypostominae · L141
- Ancistomus spilommascientificHypostominae · L036
- Ancistomus spinosissimusscientificHypostominae
- Ancistrus abilhoaiscientificHypostominae
- Ancistrus agostinhoiscientificHypostominae
- Ancistrus aguaboensisscientificHypostominae · L032
- Ancistrus amarisscientificHypostominae
- Ancistrus brevifilisscientificHypostominae
- Ancistrus brevipinnisscientificHypostominae
- Ancistrus bufoniusscientificHypostominae
- Ancistrus caucanusscientificHypostominae
- Ancistrus centrolepisscientificHypostominae
- Ancistrus chagresiscientificHypostominae
- Ancistrus cirrhosusscientificHypostominae
- Ancistrus claroscientificHypostominae · LDA008
- Ancistrus clementinaescientificHypostominae
- Ancistrus cryptophthalmusscientificHypostominae
- Ancistrus cuiabaescientificHypostominae
- Ancistrus damasceniscientificHypostominae
- Ancistrus dolichopterusscientificHypostominae · L183
- Ancistrus dubiusscientificHypostominae
- Ancistrus erinaceusscientificHypostominae
- Ancistrus eustictusscientificHypostominae
- Ancistrus falconensisscientificHypostominae
- Ancistrus formososcientificHypostominae
- Ancistrus fulvusscientificHypostominae
- Ancistrus galaniscientificHypostominae
- Ancistrus greeniscientificHypostominae
- Ancistrus gymnorhynchusscientificHypostominae
- Ancistrus hoplogenysscientificHypostominae · L059
- Ancistrus jataiensisscientificHypostominae
- Ancistrus jelskiiscientificHypostominae
- Ancistrus karajasscientificHypostominae
- Ancistrus kelleraescientificHypostominae
- Ancistrus krenakarorescientificHypostominae
- Ancistrus latifronsscientificHypostominae
- Ancistrus leoniscientificHypostominae
- Ancistrus leucostictusscientificHypostominae
- Ancistrus lineolatusscientificHypostominae
- Ancistrus lithurgicusscientificHypostominae
- Ancistrus luziascientificHypostominae · L159
- Ancistrus macrophthalmusscientificHypostominae · LDA074
- Ancistrus maculatusscientificHypostominae
- Ancistrus malacopsscientificHypostominae
- Ancistrus maracasaescientificHypostominae
- Ancistrus marcapataescientificHypostominae
- Ancistrus martiniscientificHypostominae
- Ancistrus mattogrossensisscientificHypostominae
- Ancistrus maximusscientificHypostominae · L110
- Ancistrus megacanthusscientificHypostominae
- Ancistrus megalostomusscientificHypostominae
- Ancistrus minutusscientificHypostominae
- Ancistrus miracollisscientificHypostominae
- Ancistrus montanusscientificHypostominae
- Ancistrus mulleraescientificHypostominae
- Ancistrus multispinisscientificHypostominae
- Ancistrus nudicepsscientificHypostominae · L304
- Ancistrus occloiscientificHypostominae
- Ancistrus parecisscientificHypostominae
- Ancistrus patronusscientificHypostominae
- Ancistrus piraretascientificHypostominae · LDA053
- Ancistrus piriformisscientificHypostominae
- Ancistrus ranunculusscientificHypostominae · L034
- Ancistrus reisiscientificHypostominae
- Ancistrus saudadesscientificHypostominae
- Ancistrus sericeusscientificHypostominae
- Ancistrus spinosusscientificHypostominae
- Ancistrus stigmaticusscientificHypostominae
- Ancistrus tamboensisscientificHypostominae
- Ancistrus taunayiscientificHypostominae
- Ancistrus temminckiiscientificHypostominae
- Ancistrus tolimascientificHypostominae
- Ancistrus tombadorscientificHypostominae
- Ancistrus trinitatisscientificHypostominae
- Ancistrus triradiatusscientificHypostominae
- Ancistrus variolusscientificHypostominae
- Ancistrus verecundusscientificHypostominae
- Ancistrus vericaucanusscientificHypostominae
- Ancistrus yaneshascientificHypostominae · L267
- Ancistrus yutajaescientificHypostominae
- Andean Bristlenosecommon — Ancistrus jelskii
- Andeancistrus eschwartzaescientificHypostominae
- Andeancistrus platycephalusscientificHypostominae
- Anhãcommon — Neoplecostomus granosus
- Apachen-Hexenwelscommon — Rineloricaria melini
- Aphanotorulus ammophilusscientificHypostominae · L094
- Aphanotorulus emarginatusscientificHypostominae · L011
- Aphanotorulus gomesiscientificHypostominae
- Aphanotorulus horridusscientificHypostominae · L290
- Aphanotorulus phrixosomascientificHypostominae
- Aphanotorulus rubrocaudascientificHypostominae
- Aphanotorulus unicolorscientificHypostominae
- Apricot Plecocommon — Hypostomus cochliodon
- Apurímac Bristlenosecommon — Ancistrus bufonius
- Araguaia Whiptailcommon — Loricaria lata
- Araguaia-Hemiancistruscommon — Ancistomus spilomma
- Araranguá Cascudinhocommon — Epactionotus gracilis
- Argentine plecocommon — Hypostomus borellii
- Argus Plecocommon — Hypostomus argus
- Assacu-pretocommon — Pseudacanthicus nyktos
- Azzura Plecocommon — Megalancistrus barrae
B
- Bahia Bristle-nose Suckercommon — Hypostomus unae
- Bahia bristlemouth plecocommon — Pareiorhaphis bahiana
- Bahia Plecocommon — Hypostomus wuchereri
- Bailey's Otocommon — Hypoptopoma baileyi
- Banded Plecocommon — Hypostomus interruptus
- Baracaldecommon — Crossoloricaria variegata
- Bare-nosed Plecocommon — Hypostomus gymnorhynchus
- Bare-snouted Whiptailcommon — Loricariichthys nudirostris
- Baryancistrus begginiscientificHypostominae · L239
- Baryancistrus chrysolomusscientificHypostominae · L047
- Baryancistrus demantoidesscientificHypostominae · L200
- Baryancistrus hadrostomusscientificHypostominae · L219
- Baryancistrus isaaciscientificHypostominae · L274
- Baryancistrus longipinnisscientificHypostominae
- Baryancistrus micropunctatusscientificHypostominae · L319
- Baryancistrus niveatusscientificHypostominae · L026
- Baryancistrus quilombolascientificHypostominae · L384
- Baryancistrus xanthellusscientificHypostominae · L018
- Basilisk Plecocommon — Hypostomus basilisko
- Bat-signal Otocommon — Otocinclus batmani
- Batman Otocommon — Otocinclus batmani
- Batman Otocincluscommon — Otocinclus batmani
- Bearded Catfishcommon — Pseudancistrus barbatus
- Bearded Plecocommon — Pseudancistrus barbatus
- Beni Whiptailcommon — Rineloricaria beni
- Bifurcate Rubbernose Plecocommon — Chaetostoma bifurcum
- Big-Eyed Bristlenosecommon — Ancistrus macrophthalmus
- BigEye hypostomuscommon — Hypostomus macrops
- Bighead Plecocommon — Pseudancistrus megacephalus
- Bighead Pseudancistruscommon — Pseudancistrus megacephalus
- Birindelli's Whiptailcommon — Loricaria birindellii
- Black Rhino Plecocommon — Rhinelepis aspera
- Black Spiny Plecocommon — Megalancistrus barrae
- Black Spotted Orinoco Ancistruscommon — Pseudolithoxus dumus
- Black-lipped Whiptailcommon — Loricariichthys melanocheilus
- Black-nosed Whiptailcommon — Sturisoma nigrirostrum
- Black-spotted Cascudocommon — Hypostomus nigropunctatus
- Black-spotted Plecocommon — Hypostomus nigromaculatus
- Blackfin Bulldog Plecocommon — Chaetostoma dorsale
- Blackfinned Rubbernose Plecocommon — Chaetostoma dorsale
- Blacksnouted Whiptailcommon — Sturisoma nigrirostrum
- Blackspotted Orange Plecocommon — Hypostomus carinatus
- Blackspotted Suriname Plecocommon — Hypostomus coppenamensis
- Blind Cave Bristlenosecommon — Ancistrus cryptophthalmus
- Blind Cave Bristlenosecommon — Ancistrus formoso
- Bloodred Tiger Plecocommon — Panaqolus claustellifer
- Blue panaquecommon — Baryancistrus beggini
- Blue plecocommon — Baryancistrus beggini
- Blue-eye Panaquecommon — Panaque suttonorum
- Blue-Eyed Plecocommon — Panaque cochliodon
- Blue-Eyed Red Fin Plecocommon — Hypostomus soniae
- Blue-Eyed Royal Plecocommon — Panaque cochliodon
- Blue-fin panaquecommon — Baryancistrus beggini
- Bluespotted Plecocommon — Spectracanthicus punctatissimus
- Bode Cachimbocommon — Lamontichthys filamentosus
- Bode Cachoeiracommon — Lamontichthys filamentosus
- Bola Plecocommon — Peckoltichthys bachi
- Bolsjesugemallecommon — Peckoltia vittata
- Borelli's plecocommon — Hypostomus borellii
- Bororo Otocommon — Otocinclus bororo
- Boulenger's Plecocommon — Hypostomus boulengeri
- Branicki's Chaetostomacommon — Chaetostoma branickii
- Branicki's Rubbernose Plecocommon — Chaetostoma branickii
- Bristlemouth Catfishcommon — Peckoltia multispinis
- Bristlenose Catfishcommon — Ancistrus aguaboensis
- Bristlenose Catfishcommon — Ancistrus chagresi
- Bristlenose catfishcommon — Ancistrus cirrhosus
- Bristlenose Catfishcommon — Ancistrus gymnorhynchus
- Bristlenose Catfishcommon — Ancistrus leucostictus
- Bristlenose Catfishcommon — Ancistrus martini
- Bristlenose Catfishcommon — Ancistrus mattogrossensis
- Bristlenose Catfishcommon — Ancistrus temminckii
- Bristlenose Catfishcommon — Ancistrus triradiatus
- Bristlenose plecocommon — Ancistrus cirrhosus
- Bristlenose Plecocommon — Ancistrus latifrons
- Bristlenose Plecocommon — Ancistrus triradiatus
- Bristly Plecocommon — Aphanotorulus horridus
- Britski's Otocincluscommon — Parotocinclus britskii
- Britski's Parotocincluscommon — Parotocinclus britskii
- Broad Whiptailcommon — Loricaria lata
- Broad-headed Paraguay Suckercommon — Hypostomus latifrons
- Broad-headed Whiptailcommon — Pseudohemiodon laticeps
- Broad-snouted Whiptailcommon — Rineloricaria latirostris
- Broadhead Whiptailcommon — Loricariichthys platymetopon
- Brochiloricaria chauliodonscientificLoricariinae
- Broken Rubbernosecommon — Chaetostoma changae
- Brown Dot Peckoltiacommon — Peckoltia oligospila
- Brown Dwarf Otocommon — Hisonotus brunneus
- Brown Plecocommon — Hypostomus plecostomoides
- Brown Spot Peckoltiacommon — Peckoltia oligospila
- Brown Sucker Catfishcommon — Otothyris lophophanes
- Bulldog Plecocommon — Chaetostoma anomalum
- Bulldog plecocommon — Chaetostoma dermorhynchus
- Bulldog plecocommon — Chaetostoma formosae
- Bulldog Plecocommon — Chaetostoma marginatum
- Bulldog Plecocommon — Chaetostoma microps
- Bulldog Plecocommon — Chaetostoma trimaculineum
- Bushnose Plecocommon — Ancistrus latifrons
- Bushynose plecocommon — Ancistrus cirrhosus
- Bushynose Plecocommon — Ancistrus temminckii
- Butterfly Plecocommon — Dekeyseria picta
C
- Cachimbocommon — Loricariichthys derbyi
- Cactus Plecocommon — Pseudacanthicus histrix
- Cactus Plecocommon — Pseudacanthicus serratus
- Cacuchocommon — Pterygoplichthys undecimalis
- Cameron's Neoplecocommon — Pareiorhaphis cameroni
- Campechecommon — Hemiancistrus landoni
- Canacari Otocommon — Otocinclus mura
- Candy Striped Plecocommon — Peckoltia vittata
- Caquetá Rubbernose Plecocommon — Chaetostoma anale
- Carachamacommon — Ancistrus malacops
- Carachamacommon — Ancistrus occloi
- Carachamacommon — Chaetostoma branickii
- Carachamacommon — Hemiancistrus landoni
- Carachamitacommon — Otocinclus cocama
- Carandaí Dwarf Plecocommon — Microlepidogaster perforata
- Caricommon — Hypostomus cari
- Caricommon — Loricariichthys derbyi
- Carvalho's Whiptail Catfishcommon — Harttia carvalhoi
- Cascudinhocommon — Hisonotus nigricauda
- Cascudinhocommon — Hisonotus notatus
- Cascudinhocommon — Pareiorhina rudolphi
- Cascudinho-pardocommon — Hisonotus laevior
- Cascudocommon — Ancistrus latifrons
- Cascudocommon — Baryancistrus longipinnis
- Cascudocommon — Hemiancistrus punctulatus
- Cascudocommon — Hypostomus ancistroides
- Cascudocommon — Hypostomus commersoni
- Cascudocommon — Hypostomus francisci
- Cascudocommon — Hypostomus paranensis
- Cascudocommon — Hypostomus paulinus
- Cascudocommon — Hypostomus pusarum
- Cascudocommon — Hypostomus uruguayensis
- Cascudocommon — Loricariichthys derbyi
- Cascudocommon — Neoplecostomus franciscoensis
- Cascudocommon — Pareiorhaphis garbei
- Cascudocommon — Pareiorhaphis hystrix
- Cascudocommon — Rineloricaria steindachneri
- Cascudo (Portuguese)common — Hypostomus nigromaculatus
- Cascudo Amarelocommon — Hypostomus luteomaculatus
- Cascudo bugiocommon — Hypostomus ancistroides
- Cascudo chinelocommon — Proloricaria prolixa
- Cascudo comumcommon — Hypostomus hermanni
- Cascudo de Hermanncommon — Hypostomus hermanni
- Cascudo do Paraíbacommon — Delturus parahybae
- Cascudo pintadocommon — Hypostomus ancistroides
- Cascudo pintadocommon — Hypostomus margaritifer
- Cascudo Pintadocommon — Hypostomus strigaticeps
- Cascudo Pretocommon — Rhinelepis aspera
- Cascudo-baratacommon — Hypostomus regani
- Cascudo-de-pintas-rosacommon — Hypostomus roseopunctatus
- Cascudo-onçacommon — Hypostomus pantherinus
- Cascudo-rabo-seco-do-paranácommon — Harttia gracilis
- Cascudo-violacommon — Paraloricaria vetula
- Castro's Whiptail Catfishcommon — Rineloricaria castroi
- Cataphract Whiptailcommon — Loricaria cataphracta
- Catatumbo Ancistruscommon — Dolichancistrus cobrensis
- Cauca Bristlenosecommon — Ancistrus caucanus
- Cauca Whiskered Plecocommon — Lasiancistrus caucanus
- Cave Bristlenose Catfishcommon — Ancistrus cryptophthalmus
- Cave Peckoltiacommon — Peckoltia cavatica
- Cerrado Plecocommon — Hemiancistrus cerrado
- Chaetostoma aburrensescientificHypostominae
- Chaetostoma alternifasciatumscientificHypostominae
- Chaetostoma analescientificHypostominae
- Chaetostoma anomalumscientificHypostominae
- Chaetostoma bifurcumscientificHypostominae
- Chaetostoma branickiiscientificHypostominae
- Chaetostoma brevilabiatumscientificHypostominae
- Chaetostoma carrioniscientificHypostominae
- Chaetostoma changaescientificHypostominae · L334
- Chaetostoma daidalmatosscientificHypostominae
- Chaetostoma dermorhynchusscientificHypostominae
- Chaetostoma dorsalescientificHypostominae · L187
- Chaetostoma dupouiiscientificHypostominae
- Chaetostoma fischeriscientificHypostominae
- Chaetostoma floridablancaensisscientificHypostominae
- Chaetostoma formosaescientificHypostominae · L444
- Chaetostoma guairensescientificHypostominae
- Chaetostoma jeguiscientificHypostominae
- Chaetostoma joroposcientificHypostominae
- Chaetostoma lepturumscientificHypostominae
- Chaetostoma leucomelasscientificHypostominae
- Chaetostoma lexascientificHypostominae
- Chaetostoma lineopunctatumscientificHypostominae · L276
- Chaetostoma loborhynchosscientificHypostominae
- Chaetostoma machiquensescientificHypostominae
- Chaetostoma marginatumscientificHypostominae
- Chaetostoma marmorescensscientificHypostominae
- Chaetostoma micropsscientificHypostominae
- Chaetostoma milesiscientificHypostominae
- Chaetostoma niveumscientificHypostominae
- Chaetostoma nudirostrescientificHypostominae · L188
- Chaetostoma orientalescientificHypostominae · L413
- Chaetostoma palmeriscientificHypostominae
- Chaetostoma patiaescientificHypostominae
- Chaetostoma paucispinisscientificHypostominae
- Chaetostoma pearseiscientificHypostominae · L187
- Chaetostoma platyrhynchusscientificHypostominae
- Chaetostoma sacramentoscientificHypostominae · L455
- Chaetostoma sovichthysscientificHypostominae
- Chaetostoma spondylusscientificHypostominae
- Chaetostoma stanniiscientificHypostominae
- Chaetostoma stroumpoulosscientificHypostominae
- Chaetostoma tachiraensescientificHypostominae
- Chaetostoma taczanowskiiscientificHypostominae
- Chaetostoma thomsoniscientificHypostominae
- Chaetostoma trimaculineumscientificHypostominae
- Chaetostoma vasqueziscientificHypostominae
- Chaetostoma venezuelaescientificHypostominae
- Chaetostoma yurubiensescientificHypostominae
- Chagres Bristlenosecommon — Ancistrus chagresi
- Chameleon Loricariacommon — Pseudohemiodon apithanos
- Chameleon Whiptailcommon — Pseudohemiodon apithanos
- Charrúa Hisonotuscommon — Hisonotus charrua
- Charrúa Otocinclus-like Plecocommon — Hisonotus charrua
- Chisel-toothed Plecocommon — Hypostomus sculpodon
- Chocolate Plecocommon — Pterygoplichthys scrophus
- Chubby plecocommon — Parancistrus aurantiacus
- Cituro Whiptailcommon — Sturisomatichthys citurensis
- Claro-Ancistruscommon — Ancistrus claro
- Climbing Plecocommon — Lithogenes villosus
- Clown Panaquecommon — Panaqolus maccus
- Clown Plecocommon — Panaqolus maccus
- Club-fin Whiptailcommon — Loricaria clavipinna
- Clubfin Whiptail Catfishcommon — Loricaria clavipinna
- Coal Plecocommon — Peckoltia pankimpuju
- Cobres Plecocommon — Dolichancistrus cobrensis
- Cochliodon Plecocommon — Hypostomus cochliodon
- Coffee and Cream Cactus Plecocommon — Pseudacanthicus spinosus
- Coffee Ground Plecocommon — Hypostomus rhantos
- Collins's dwarf otocincluscommon — Parotocinclus collinsae
- Colombia Twig Catfishcommon — Farlowella colombiensis
- Colombian Bristlenosecommon — Ancistrus centrolepis
- Colombian Whiptailcommon — Sturisomatichthys tamanae
- Colombian Zebra Plecocommon — Hypancistrus debilittera
- Colossimystax pectegenitorscientificHypostominae · L261
- Colour-changing plecocommon — Parancistrus aurantiacus
- Commerson's Plecocommon — Hypostomus commersoni
- Common bristlenosecommon — Ancistrus cirrhosus
- Common Otocincluscommon — Otocinclus hoppei
- Common Otocincluscommon — Otocinclus vittatus
- Common plecocommon — Hypostomus plecostomus
- Common Plecocommon — Pterygoplichthys pardalis
- Common Pleco (La Plata)common — Hypostomus commersoni
- Common pleco (misapplied)common — Hypostomus punctatus
- Common Sailfin Plecocommon — Pterygoplichthys multiradiatus
- Common Whiptail Catfishcommon — Rineloricaria eigenmanni
- Common whiptail catfishcommon — Rineloricaria lanceolata
- Common Whiptail Catfishcommon — Rineloricaria lima
- Common Whiptail Catfishcommon — Rineloricaria parva
- Conde's Whiptailcommon — Rhadinoloricaria condei
- Cordylancistrus daguaescientificHypostominae
- Cordylancistrus nephelionscientificHypostominae
- Cordylancistrus perijaescientificHypostominae
- Cordylancistrus pijaoscientificHypostominae
- Cordylancistrus setosusscientificHypostominae · L225
- Cordylancistrus tayronascientificHypostominae
- Cordylancistrus torbesensisscientificHypostominae
- Corronchitocommon — Lasiancistrus caucanus
- Corronchocommon — Ancistrus brevifilis
- Corronchocommon — Chaetostoma pearsei
- Corronchocommon — Chaetostoma sovichthys
- Corronchocommon — Lasiancistrus caucanus
- Corronchocommon — Pterygoplichthys punctatus
- Corumbataia britskiiscientificHypoptopomatinae
- Corumbataia cuestaescientificHypoptopomatinae
- Corumbataia liliaiscientificHypoptopomatinae
- Corumbataia lucianoiscientificHypoptopomatinae
- Corumbataia tocantinensisscientificHypoptopomatinae
- Corumbataia veadeirosscientificHypoptopomatinae
- Couracadocommon — Hemipsilichthys gobio
- Coxim Whiptailcommon — Loricaria coximensis
- Crested dwarf otocincluscommon — Parotocinclus cristatus
- Crossoloricaria cephalaspisscientificLoricariinae
- Crossoloricaria variegatascientificLoricariinae
- Crossoloricaria venezuelaescientificLoricariinae
- Crying Whiptailcommon — Loricaria nimairaco
- Cryptancistrus similisscientificHypostominae
- Cteniloricaria napovascientificLoricariinae
- Cteniloricaria platystomascientificLoricariinae
- Cuchacommon — Ancistrus brevifilis
- Cucharacommon — Dasyloricaria filamentosa
- Cucho Piterocommon — Dasyloricaria filamentosa
- Cuiabá Bristlenosecommon — Ancistrus cuiabae
- Curculionichthys coxiponescientificHypoptopomatinae
- Curculionichthys insperatusscientificHypoptopomatinae
- Curculionichthys itaimscientificHypoptopomatinae
- Curculionichthys karipunascientificHypoptopomatinae
- Curculionichthys luteofrenatusscientificHypoptopomatinae
- Curculionichthys monolechisscientificHypoptopomatinae
- Curculionichthys oliveiraiscientificHypoptopomatinae
- Curculionichthys paresiscientificHypoptopomatinae
- Curculionichthys piracanjubascientificHypoptopomatinae
- Curculionichthys sabajiscientificHypoptopomatinae
- Curculionichthys sagaranascientificHypoptopomatinae
- Curculionichthys scaiusscientificHypoptopomatinae
- Curculionichthys tukanascientificHypoptopomatinae
- Cute Plecocommon — Aphanotorulus ammophilus
D
- Dappled Whiptail Catfishcommon — Rineloricaria melini
- Daraá Whiptailcommon — Rineloricaria daraha
- Dark-spotted Plecocommon — Hypostomus fuscomaculatus
- Dasyloricaria filamentosascientificLoricariinae
- Dasyloricaria latiurascientificLoricariinae
- Dasyloricaria paucisquamascientificLoricariinae
- Deep-water Royal Plecocommon — Panaque bathyphilus
- Dekeyseria amazonicascientificHypostominae
- Dekeyseria niveatascientificHypostominae
- Dekeyseria pictascientificHypostominae · L052
- Dekeyseria scaphirhynchusscientificHypostominae · L151
- Deltaschwanz-Plecocommon — Aphanotorulus horridus
- Delturus angulicaudascientificDelturinae
- Delturus brevisscientificDelturinae
- Delturus carinotusscientificDelturinae
- Delturus parahybaescientificDelturinae
- Dentectus barbarmatusscientificLoricariinae
- Depressed Bearded Plecocommon — Pseudancistrus depressus
- Derby's plecocommon — Hypostomus derbyi
- Disc Twig Catfishcommon — Acestridium discus
- Doce dwarf otocincluscommon — Parotocinclus doceanus
- Dolichancistrus atratoensisscientificHypostominae
- Dolichancistrus carnegieiscientificHypostominae
- Dolichancistrus cobrensisscientificHypostominae
- Dolichancistrus fuessliiscientificHypostominae · L442
- Dot Plecocommon — Hypostomus nigromaculatus
- Dubious Bristlenosecommon — Ancistrus dubius
- Dusky Panaquecommon — Panaqolus nocturnus
- Dværg-antennesugemallecommon — Ancistrus claro
- Dwarf Otocommon — Otocinclus hoppei
- Dwarf Otocommon — Otocinclus vestitus
- Dwarf Otocincluscommon — Otocinclus macrospilus
- Dwarf Otocincluscommon — Otocinclus mariae
- Dwarf Panaquecommon — Panaqolus gnomus
- Dwarf Plecocommon — Parotocinclus aripuanensis
- Dwarf Plecocommon — Parotocinclus haroldoi
- Dwarf Royal Twig Catfishcommon — Sturisomatichthys leightoni
- Dwarf Suckercommon — Otocinclus mariae
- Dwarf Suckercommon — Otocinclus vestitus
- Dwarf Suckercommon — Otocinclus vittatus
- Dwarf Sucker Catfishcommon — Otocinclus affinis
- Dwarf Suckermouthcommon — Otocinclus macrospilus
- Dwarf Suckermouth Catfishcommon — Otocinclus hoppei
- Dwarf Whiptailcommon — Reganella depressa
E
- Ecuador Otocommon — Otocinclus huaorani
- Eigenmann's Whiptailcommon — Rineloricaria eigenmanni
- Elfenwelscommon — Acanthicus adonis
- Elongated Otocommon — Hypoptopoma elongatum
- Emerald Otocommon — Hisonotus aky
- Emerald Otocincluscommon — Hisonotus aky
- Emerald plecocommon — Hemiancistrus subviridis
- Emerald Whiptail Catfishcommon — Acestridium triplax
- Epactionotus bilineatusscientificHypoptopomatinae
- Epactionotus gracilisscientificHypoptopomatinae
- Epactionotus itaimbezinhoscientificHypoptopomatinae
- Epactionotus yasiscientificHypoptopomatinae
- Eptingi plecocommon — Hypostomus johnii
- Equatorial Rubbernose Plecocommon — Transancistrus aequinoctialis
- Essequibo Parotocincluscommon — Parotocinclus collinsae
- Eurycheilichthys limulusscientificHypoptopomatinae
- Evans's Spatula Catfishcommon — Spatuloricaria evansii
- Evans's Whiptailcommon — Spatuloricaria evansii
- Exastilithoxus fimbriatusscientificHypostominae
- Exastilithoxus hoedemaniscientificHypostominae
- Eye-spot Plecocommon — Hypostomus fuscomaculatus
- Eyed Plecocommon — Hypostomus oculeus
F
- Falcón Bristlenosecommon — Ancistrus falconensis
- False Whiptailcommon — Rineloricaria fallax
- Farlowella acusscientificLoricariinae
- Farlowella altocorpusscientificLoricariinae
- Farlowella amazonumscientificLoricariinae
- Farlowella colombiensisscientificLoricariinae
- Farlowella curtirostrascientificLoricariinae
- Farlowella gianetiiscientificLoricariinae
- Farlowella gracilisscientificLoricariinae
- Farlowella hahniscientificLoricariinae
- Farlowella hasemaniscientificLoricariinae
- Farlowella henriqueiscientificLoricariinae
- Farlowella isbruckeriscientificLoricariinae
- Farlowella jauruensisscientificLoricariinae
- Farlowella kiranescientificLoricariinae
- Farlowella kneriiscientificLoricariinae
- Farlowella mariaelenaescientificLoricariinae
- Farlowella martiniscientificLoricariinae
- Farlowella mitoupiboscientificLoricariinae
- Farlowella myriodonscientificLoricariinae
- Farlowella nattereriscientificLoricariinae
- Farlowella odontotumulusscientificLoricariinae
- Farlowella oxyrrynchascientificLoricariinae
- Farlowella paraguayensisscientificLoricariinae
- Farlowella reticulatascientificLoricariinae
- Farlowella rugosascientificLoricariinae
- Farlowella schreitmuelleriscientificLoricariinae
- Farlowella smithiscientificLoricariinae
- Farlowella taphorniscientificLoricariinae
- Farlowella venezuelensisscientificLoricariinae
- Farlowella vittatascientificLoricariinae
- Farlowella wuyjuguscientificLoricariinae
- Farlowella yariguiscientificLoricariinae
- Fatamorgana Plecocommon — Pterygoplichthys lituratus
- Felipponei Whiptailcommon — Rineloricaria felipponei
- Festival whiptailcommon — Sturisomatichthys festivus
- Few-Spine Rubbernose Plecocommon — Chaetostoma paucispinis
- Few-spotted Plecocommon — Hypostomus paucimaculatus
- Filament Whiptailcommon — Lamontichthys filamentosus
- Fin-Banded Rubbernose Plecocommon — Chaetostoma thomsoni
- Fine Striped Otocommon — Otothyris travassosi
- Fire Cactus Plecocommon — Pseudacanthicus pirarara
- Fischer's Chaetostomacommon — Chaetostoma fischeri
- Fischer's Rubbernose Plecocommon — Chaetostoma fischeri
- Five-spotted Whiptailcommon — Rineloricaria pentamaculata
- Flag-tail Otocommon — Hypoptopoma baileyi
- Flash Emperor Plecocommon — Panaqolus albivermis
- Flash Plecocommon — Panaqolus albivermis
- Flat Head Dwarf Suckercommon — Hypoptopoma thoracatum
- Flat Whiptail Catfishcommon — Planiloricaria cryptodon
- Flat Whiptail Catfishcommon — Pseudohemiodon laticeps
- Flat-head Plecocommon — Dekeyseria scaphirhynchus
- Flat-mouthed Whiptailcommon — Cteniloricaria platystoma
- Flathead Dwarf Suckermouthcommon — Hypoptopoma gulare
- Flathead Otocommon — Oxyropsis acutirostris
- Flathead Whiptail Catfishcommon — Loricariichthys platymetopon
- Flattened Bearded Plecocommon — Pseudancistrus depressus
- Fliegenwelscommon — Pseudolithoxus anthrax
- Flounder Plecocommon — Dekeyseria picta
- Flyer Catcommon — Pseudolithoxus anthrax
- Flyer Plecocommon — Pseudolithoxus anthrax
- Ford's Cactus Plecocommon — Pseudacanthicus fordii
- Forktail Plecocommon — Peckoltia furcata
- Formosa Plecocommon — Hypostomus formosae
- Formoso Plecocommon — Hypostomus froehlichi
- Four-Stripe Bristlenosecommon — Ancistrus yanesha
- Fourgassie-Guyanancistruscommon — Guyanancistrus brevispinis
- Fowler's Hook-fin Plecocommon — Harttia fowleri
- Francis Plecocommon — Hypostomus francisci
- Freire's Plecocommon — Hypostomus freirei
- Fringe-lipped Rockcatcommon — Exastilithoxus fimbriatus
- Fringelip Rapids Plecocommon — Exastilithoxus fimbriatus
- Froehlich's Plecocommon — Hypostomus froehlichi
G
- Gainsboro Plecocommon — Ancistomus feldbergae
- Galaxy Plecocommon — Leporacanthicus galaxias
- Garbe's Plecocommon — Pareiorhaphis garbei
- Gemeiner Bartwelscommon — Sturisoma barbatum
- Ghost Plecocommon — Ancistomus snethlageae
- Giant Ancistruscommon — Megalancistrus barrae
- Giant Ancistruscommon — Megalancistrus parananus
- Giant Bristlenosecommon — Ancistrus maximus
- Giant Flag-tail Otocommon — Hypoptopoma elongatum
- Giant Otocommon — Hypoptopoma elongatum
- Giant Otocincluscommon — Hypoptopoma gulare
- Giant Otocincluscommon — Hypoptopoma incognitum
- Giant Whiptail Catfishcommon — Pseudohemiodon laticeps
- Giant Whiptail Catfishcommon — Sturisoma rostratum
- Giant whiptail catfishcommon — Sturisomatichthys aureus
- Giant White Spot Plecocommon — Hypostomus regani
- Gibbycommon — Pterygoplichthys gibbiceps
- Goatee Whiptail Catfishcommon — Loricaria cataphracta
- Goby Plecocommon — Hemipsilichthys gobio
- Goby Plecocommon — Parotocinclus jumbo
- Gold Marble Bristlenosecommon — Ancistrus claro
- Gold Marble Bristlenose Catfishcommon — Ancistrus claro
- Gold Nugget Plecocommon — Baryancistrus xanthellus
- Gold Speckled Plecocommon — Hypostomus auroguttatus
- Gold Whiptail Catfishcommon — Rineloricaria aurata
- Gold-fin suckermouthcommon — Parancistrus aurantiacus
- Gold-spot Common Plecocommon — Pterygoplichthys joselimaianus
- Gold-spot Plecocommon — Pterygoplichthys joselimaianus
- Gold-Spotted Plecocommon — Hypostomus auroguttatus
- Gold-spotted Plecocommon — Hypostomus chrysostiktos
- Gold-trim Royal Plecocommon — Panaque titan
- Golden Cloud Plecocommon — Scobinancistrus pariolispos
- Golden Nugget Plecocommon — Baryancistrus xanthellus
- Golden Otocommon — Otocinclus affinis
- Golden Otocincluscommon — Otocinclus affinis
- Golden Plecocommon — Hypostomus luteus
- Golden Plecocommon — Scobinancistrus aureatus
- Golden Sailfin Plecocommon — Hypostomus luteus
- Golden Vampire Plecocommon — Leporacanthicus heterodon
- Golden Whiptailcommon — Rineloricaria aurata
- Golden whiptailcommon — Sturisomatichthys aureus
- Goldie Plecocommon — Scobinancistrus aureatus
- Greedo Plecocommon — Peckoltia greedoi
- Greedo's Plecocommon — Peckoltia greedoi
- Green Dwarf Farlowellacommon — Acestridium dichromum
- Green Phantom Plecocommon — Baryancistrus demantoides
- Green phantom plecocommon — Hemiancistrus subviridis
- Green Whiptailcommon — Acestridium dichromum
- Grey Whiptailcommon — Limatulichthys griseus
- Grey-spotted Sailfin Plecocommon — Spectracanthicus zuanoni
- Greyspotted Hook Plecocommon — Hopliancistrus xikrin
- Guachupécommon — Lasiancistrus caucanus
- Guacucocommon — Ancistrus brevifilis
- Guacucocommon — Hypostomus annectens
- Guamá Peckoltiacommon — Peckoltia oligospila
- Guayllabamba Rubbernosecommon — Transancistrus aequinoctialis
- Guiana Plecocommon — Hemiancistrus medians
- Guiana Plecocommon — Hypostomus watwata
- Guiana Whiptailcommon — Sturisoma monopelte
- Guimares Silver Plecocommon — Pterygoplichthys punctatus
- Guinea Fowl Plecocommon — Hypostomus meleagris
- Günther's Whiptailcommon — Sturisoma guentheri
- Guyana Stone Plecocommon — Lithoxus lithoides
- Guyanancistrus brevispinisscientificHypostominae · L041
- Guyanancistrus brownsbergensisscientificHypostominae
- Guyanancistrus longispinisscientificHypostominae
- Guyanancistrus megastictusscientificHypostominae
- Guyanancistrus nassauensisscientificHypostominae
- Guyanancistrus nigerscientificHypostominae
- Guyanancistrus tenuisscientificHypostominae
- Guyanancistrus teretirostrisscientificHypostominae
- Gymnorhynchus Hypostomuscommon — Hypostomus gymnorhynchus
H
- Hahn's twig catfishcommon — Farlowella hahni
- Hairy Loricariidcommon — Lithogenes villosus
- Half-tailed Plecocommon — Hypostomus hemiurus
- Hartt's Whiptailcommon — Harttia loricariformis
- Harttia absaberiscientificLoricariinae
- Harttia carvalhoiscientificLoricariinae
- Harttia depressascientificLoricariinae
- Harttia dissidensscientificLoricariinae
- Harttia duriventrisscientificLoricariinae
- Harttia fluminensisscientificLoricariinae
- Harttia fowleriscientificLoricariinae · L040
- Harttia garavelloiscientificLoricariinae
- Harttia gracilisscientificLoricariinae
- Harttia guianensisscientificLoricariinae
- Harttia kroneiscientificLoricariinae
- Harttia leiopleurascientificLoricariinae
- Harttia longipinnascientificLoricariinae
- Harttia loricariformisscientificLoricariinae
- Harttia merevariscientificLoricariinae
- Harttia novalimensisscientificLoricariinae
- Harttia panarascientificLoricariinae
- Harttia punctatascientificLoricariinae
- Harttia rhombocephalascientificLoricariinae
- Harttia rondoniscientificLoricariinae
- Harttia surinamensisscientificLoricariinae
- Harttia torrenticolascientificLoricariinae
- Harttia trombetensisscientificLoricariinae
- Harttia tunascientificLoricariinae
- Harttia uatumensisscientificLoricariinae
- Harttia villasboasscientificLoricariinae
- Harttiella crassicaudascientificLoricariinae
- Harttiella intermediascientificLoricariinae
- Harttiella janmoliscientificLoricariinae
- Harttiella longicaudascientificLoricariinae
- Harttiella luciferscientificLoricariinae
- Harttiella parvascientificLoricariinae
- Harttiella pilosascientificLoricariinae
- Haseman's loricaridcommon — Rineloricaria hasemani
- Haseman's whiptailcommon — Rineloricaria hasemani
- Hauxwell's Whiptailcommon — Loricariichthys hauxwelli
- Headspotted Stream Plecocommon — Pseudancistrus nigrescens
- Hedgehog Plecocommon — Acanthicus hystrix
- Hemiancistrus cerradoscientificHypostominae
- Hemiancistrus chlorostictusscientificHypostominae
- Hemiancistrus fugleriscientificHypostominae
- Hemiancistrus fuliginosusscientificHypostominae
- Hemiancistrus furtivusscientificHypostominae
- Hemiancistrus guahiborumscientificHypostominae · L106
- Hemiancistrus hammarlundiscientificHypostominae
- Hemiancistrus landoniscientificHypostominae
- Hemiancistrus mediansscientificHypostominae
- Hemiancistrus megalopteryxscientificHypostominae
- Hemiancistrus meizospilosscientificHypostominae
- Hemiancistrus punctulatusscientificHypostominae
- Hemiancistrus subviridisscientificHypostominae · L200
- Hemiancistrus votouroscientificHypostominae
- Hemiodontichthys acipenserinusscientificLoricariinae
- Hemipsilichthys gobioscientificDelturinae
- Hemipsilichthys nimiusscientificDelturinae
- Hemipsilichthys papillatusscientificDelturinae
- Hermann's Plecocommon — Hypostomus hermanni
- Heyland's Armoured Catfishcommon — Kronichthys heylandi
- Hi-Fin Green Phantom Plecocommon — Baryancistrus demantoides
- Hisonotus akyscientificHypoptopomatinae
- Hisonotus albertiscientificHypoptopomatinae
- Hisonotus armatusscientificHypoptopomatinae
- Hisonotus bocaiuvascientificHypoptopomatinae
- Hisonotus bockmanniscientificHypoptopomatinae
- Hisonotus brunneusscientificHypoptopomatinae
- Hisonotus carreiroscientificHypoptopomatinae
- Hisonotus charruascientificHypoptopomatinae
- Hisonotus chromodontusscientificHypoptopomatinae
- Hisonotus depressicaudascientificHypoptopomatinae
- Hisonotus devideiscientificHypoptopomatinae
- Hisonotus dinizaescientificHypoptopomatinae
- Hisonotus francirochaiscientificHypoptopomatinae
- Hisonotus heterogasterscientificHypoptopomatinae
- Hisonotus hungyscientificHypoptopomatinae
- Hisonotus iotascientificHypoptopomatinae
- Hisonotus laeviorscientificHypoptopomatinae
- Hisonotus leucofrenatusscientificHypoptopomatinae
- Hisonotus leucophrysscientificHypoptopomatinae
- Hisonotus maculipinnisscientificHypoptopomatinae
- Hisonotus megaloplaxscientificHypoptopomatinae
- Hisonotus montanusscientificHypoptopomatinae
- Hisonotus nigricaudascientificHypoptopomatinae
- Hisonotus notatusscientificHypoptopomatinae
- Hisonotus notopagosscientificHypoptopomatinae
- Hisonotus pachysarkosscientificHypoptopomatinae
- Hisonotus paulinusscientificHypoptopomatinae
- Hisonotus pratascientificHypoptopomatinae
- Hisonotus ringueletiscientificHypoptopomatinae
- Hisonotus taimensisscientificHypoptopomatinae
- Hisonotus thayeriscientificHypoptopomatinae
- Hisonotus vespucciiscientificHypoptopomatinae
- Hisonotus vireoscientificHypoptopomatinae
- Honda plecocommon — Hypostomus hondae
- Honeycomb Plecocommon — Hypostomus faveolus
- Hooked Plecocommon — Hopliancistrus tricornis
- Hopliancistrus mundurukuscientificHypostominae · L361
- Hopliancistrus tricornisscientificHypostominae · L212
- Hopliancistrus wolverinescientificHypostominae · L017
- Hopliancistrus xavantescientificHypostominae · L422
- Hopliancistrus xikrinscientificHypostominae · L171
- Hoppe's Otocincluscommon — Otocinclus hoppei
- Huallaga Rubbernose Plecocommon — Chaetostoma stroumpoulos
- Huaorani Otocincluscommon — Otocinclus huaorani
- Hypancistrus contradensscientificHypostominae · L201
- Hypancistrus debilitterascientificHypostominae · L129
- Hypancistrus furunculusscientificHypostominae · L199
- Hypancistrus inspectorscientificHypostominae · L102
- Hypancistrus lunaorumscientificHypostominae · L339
- Hypancistrus margaritatusscientificHypostominae · L404
- Hypancistrus parkatejescientificHypostominae
- Hypancistrus phantasmascientificHypostominae
- Hypancistrus seideliscientificHypostominae · L333
- Hypancistrus yudjascientificHypostominae · L174
- Hypancistrus zebrascientificHypostominae · L046
- Hypoptopoma baileyiscientificHypoptopomatinae
- Hypoptopoma bianalescientificHypoptopomatinae
- Hypoptopoma brevirostratumscientificHypoptopomatinae
- Hypoptopoma elongatumscientificHypoptopomatinae
- Hypoptopoma guianensescientificHypoptopomatinae
- Hypoptopoma gularescientificHypoptopomatinae
- Hypoptopoma incognitumscientificHypoptopomatinae
- Hypoptopoma inexspectatumscientificHypoptopomatinae · LDA013
- Hypoptopoma machadoiscientificHypoptopomatinae
- Hypoptopoma muzuspiscientificHypoptopomatinae
- Hypoptopoma psilogasterscientificHypoptopomatinae
- Hypoptopoma steindachneriscientificHypoptopomatinae
- Hypoptopoma thoracatumscientificHypoptopomatinae
- Hypostomus affinisscientificHypostominae
- Hypostomus agnascientificHypostominae
- Hypostomus alatusscientificHypostominae
- Hypostomus albopunctatusscientificHypostominae
- Hypostomus ancistroidesscientificHypostominae
- Hypostomus angipinnatusscientificHypostominae
- Hypostomus annectensscientificHypostominae
- Hypostomus arecutascientificHypostominae
- Hypostomus argusscientificHypostominae
- Hypostomus asperatusscientificHypostominae
- Hypostomus aspidolepisscientificHypostominae
- Hypostomus aspilogasterscientificHypostominae
- Hypostomus atropinnisscientificHypostominae
- Hypostomus auroguttatusscientificHypostominae · LDA035
- Hypostomus basiliskoscientificHypostominae
- Hypostomus bimbaiscientificHypostominae
- Hypostomus bolivianusscientificHypostominae
- Hypostomus borelliiscientificHypostominae
- Hypostomus boulengeriscientificHypostominae
- Hypostomus brevicaudascientificHypostominae
- Hypostomus brevisscientificHypostominae
- Hypostomus cafuringascientificHypostominae
- Hypostomus careopinnatusscientificHypostominae
- Hypostomus cariscientificHypostominae
- Hypostomus carinatusscientificHypostominae · L166
- Hypostomus caudofasciatusscientificHypostominae
- Hypostomus chrysostiktosscientificHypostominae
- Hypostomus cochliodonscientificHypostominae · L310
- Hypostomus commersoniscientificHypostominae
- Hypostomus coppenamensisscientificHypostominae
- Hypostomus corantijniscientificHypostominae
- Hypostomus crassicaudascientificHypostominae
- Hypostomus crulsiscientificHypostominae
- Hypostomus dardanelosscientificHypostominae
- Hypostomus delimaiscientificHypostominae
- Hypostomus denticulatusscientificHypostominae
- Hypostomus derbyiscientificHypostominae
- Hypostomus dlouhyiscientificHypostominae
- Hypostomus ericaescientificHypostominae
- Hypostomus ericiusscientificHypostominae
- Hypostomus faveolusscientificHypostominae · L037
- Hypostomus fluviatilisscientificHypostominae
- Hypostomus fonchiiscientificHypostominae
- Hypostomus formosaescientificHypostominae
- Hypostomus francisciscientificHypostominae
- Hypostomus freireiscientificHypostominae
- Hypostomus froehlichiscientificHypostominae
- Hypostomus fuscomaculatusscientificHypostominae · L233
- Hypostomus garmaniscientificHypostominae
- Hypostomus goyazensisscientificHypostominae
- Hypostomus guajupiascientificHypostominae
- Hypostomus gymnorhynchusscientificHypostominae
- Hypostomus hemicochliodonscientificHypostominae
- Hypostomus hemiurusscientificHypostominae
- Hypostomus heraldoiscientificHypostominae
- Hypostomus hermanniscientificHypostominae
- Hypostomus holostictusscientificHypostominae
- Hypostomus hondaescientificHypostominae
- Hypostomus hoplonitesscientificHypostominae
- Hypostomus iheringiiscientificHypostominae
- Hypostomus interruptusscientificHypostominae
- Hypostomus isbrueckeriscientificHypostominae
- Hypostomus itacuascientificHypostominae
- Hypostomus jaguarscientificHypostominae
- Hypostomus johniiscientificHypostominae
- Hypostomus khimaerascientificHypostominae
- Hypostomus kopeyakascientificHypostominae
- Hypostomus krikatiscientificHypostominae
- Hypostomus krishnamurtiiscientificHypostominae
- Hypostomus kuarupscientificHypostominae
- Hypostomus labyrinthusscientificHypostominae
- Hypostomus lambertiscientificHypostominae
- Hypostomus laplataescientificHypostominae
- Hypostomus latifronsscientificHypostominae · L051
- Hypostomus latirostrisscientificHypostominae
- Hypostomus leucophaeusscientificHypostominae
- Hypostomus levisscientificHypostominae
- Hypostomus limascientificHypostominae
- Hypostomus longiradiatusscientificHypostominae
- Hypostomus luetkeniscientificHypostominae
- Hypostomus luteomaculatusscientificHypostominae
- Hypostomus luteusscientificHypostominae
- Hypostomus macrophthalmusscientificHypostominae
- Hypostomus macropsscientificHypostominae
- Hypostomus macushiscientificHypostominae · L303
- Hypostomus maracaiboensisscientificHypostominae
- Hypostomus margaritiferscientificHypostominae
- Hypostomus melanephelisscientificHypostominae
- Hypostomus meleagrisscientificHypostominae
- Hypostomus micromaculatusscientificHypostominae
- Hypostomus microstomusscientificHypostominae
- Hypostomus minotaurosscientificHypostominae
- Hypostomus multidensscientificHypostominae
- Hypostomus mutucaescientificHypostominae · LDA010
- Hypostomus myersiscientificHypostominae
- Hypostomus nematopterusscientificHypostominae · L060
- Hypostomus niceforoiscientificHypostominae
- Hypostomus nigrolineatusscientificHypostominae
- Hypostomus nigromaculatusscientificHypostominae · LDA012
- Hypostomus nigropunctatusscientificHypostominae
- Hypostomus obtusirostrisscientificHypostominae
- Hypostomus oculeusscientificHypostominae
- Hypostomus pageiscientificHypostominae
- Hypostomus pantherinusscientificHypostominae
- Hypostomus paranensisscientificHypostominae
- Hypostomus pastinhaiscientificHypostominae
- Hypostomus paucimaculatusscientificHypostominae
- Hypostomus paucipunctatusscientificHypostominae
- Hypostomus paulinusscientificHypostominae
- Hypostomus peckoltoidesscientificHypostominae · L390
- Hypostomus perdidoscientificHypostominae
- Hypostomus piratatuscientificHypostominae
- Hypostomus plecostomoidesscientificHypostominae · LDA038
- Hypostomus plecostomusscientificHypostominae
- Hypostomus pseudohemiurusscientificHypostominae
- Hypostomus punctatusscientificHypostominae
- Hypostomus pusarumscientificHypostominae
- Hypostomus pyrineusiscientificHypostominae
- Hypostomus reganiscientificHypostominae
- Hypostomus renestoiscientificHypostominae
- Hypostomus rhantosscientificHypostominae · L242
- Hypostomus robertsoniscientificHypostominae
- Hypostomus robiniiscientificHypostominae
- Hypostomus rondoniscientificHypostominae
- Hypostomus roseopunctatusscientificHypostominae
- Hypostomus saramaccensisscientificHypostominae
- Hypostomus scabricepsscientificHypostominae
- Hypostomus scaphycepsscientificHypostominae
- Hypostomus sculpodonscientificHypostominae
- Hypostomus seminudusscientificHypostominae
- Hypostomus sertanejoscientificHypostominae
- Hypostomus simiosscientificHypostominae
- Hypostomus soniaescientificHypostominae · L137
- Hypostomus spinigerscientificHypostominae
- Hypostomus strigaticepsscientificHypostominae
- Hypostomus subcarinatusscientificHypostominae
- Hypostomus taphorniscientificHypostominae
- Hypostomus tapijarascientificHypostominae
- Hypostomus tenuisscientificHypostominae
- Hypostomus ternetziscientificHypostominae
- Hypostomus tietensisscientificHypostominae
- Hypostomus topavaescientificHypostominae
- Hypostomus unaescientificHypostominae
- Hypostomus uruguayensisscientificHypostominae
- Hypostomus vaillantiscientificHypostominae
- Hypostomus variipictusscientificHypostominae
- Hypostomus varimaculosusscientificHypostominae
- Hypostomus variostictusscientificHypostominae
- Hypostomus velhochicoscientificHypostominae
- Hypostomus velhomongescientificHypostominae · L078
- Hypostomus vermicularisscientificHypostominae
- Hypostomus waiampiscientificHypostominae
- Hypostomus watwatascientificHypostominae
- Hypostomus weberiscientificHypostominae · L167
- Hypostomus wilsoniscientificHypostominae
- Hypostomus wuchereriscientificHypostominae
- Hypostomus yakuscientificHypostominae
I
- Iguaçu Bristlenosecommon — Ancistrus mullerae
- Iguaçu Whiptailcommon — Rineloricaria maacki
- Ihering's Plecocommon — Hypostomus iheringii
- Ilhéus Parotocincluscommon — Parotocinclus cristatus
- Imperial plecocommon — Hypancistrus zebra
- Imperial Ranger Plecocommon — Pterygoplichthys punctatus
- Imperial tiger plecocommon — Peckoltia compta
- Inspector plecocommon — Hypancistrus inspector
- Iquitos Tiger Plecocommon — Panaqolus changae
- Isbrueckerichthys alipionisscientificHypoptopomatinae
- Isbrueckerichthys calvusscientificNeoplecostominae
- Isbrueckerichthys duseniscientificHypoptopomatinae
- Isbrueckerichthys epakmosscientificNeoplecostominae
- Isbrueckerichthys saxicolascientificNeoplecostominae
- Isorineloricaria acuariusscientificHypostominae
- Isorineloricaria spinosissimascientificHypostominae
- Isorineloricaria tenuicaudascientificHypostominae
- Isorineloricaria villarsiscientificHypostominae
J
- Jacuhy Plecocommon — Hypostomus aspilogaster
- Jaguar Plecocommon — Hypostomus jaguar
- Jaguribe Plecocommon — Hypostomus pusarum
- Janitor Fishcommon — Pterygoplichthys pardalis
- Jegu's Rubbernose Plecocommon — Chaetostoma jegui
- Jelski's Bristlenosecommon — Ancistrus jelskii
- Joropo Rubbernose Plecocommon — Chaetostoma joropo
- Juruena Dwarf Suckercommon — Otocinclus juruenae
- Juruena Otocincluscommon — Otocinclus juruenae
- Jurupari Whiptailcommon — Rineloricaria jurupari
K
- King Tiger Plecocommon — Hypancistrus seideli
- Kleiner Nadelwelscommon — Farlowella gracilis
- Kner's Schnabelwelscommon — Farlowella knerii
- Kner's Twig Catfishcommon — Farlowella knerii
- Knobnose Whiptail Catfishcommon — Hemiodontichthys acipenserinus
- Kopeyaka Plecocommon — Hypostomus kopeyaka
- Krone's Catfishcommon — Kronichthys heylandi
- Krone's Harttiacommon — Harttia kronei
- Krone's Whiptailcommon — Harttia kronei
- Kronichthys heylandiscientificHypoptopomatinae
- Kronichthys lacertascientificHypoptopomatinae
- Kronichthys subteresscientificNeoplecostominae
- Kuarup Plecocommon — Hypostomus kuarup
- Kukenan Pseudancistruscommon — Pseudancistrus coquenani
L
- L001L-number — Pterygoplichthys joselimaianus
- L001common — Pterygoplichthys joselimaianus
- L006L-number — Peckoltia oligospila
- L006common — Peckoltia oligospila
- L007common — Leporacanthicus galaxias
- L010L-number — Loricaria birindellii
- L011L-number — Aphanotorulus emarginatus
- L011common — Aphanotorulus emarginatus
- L012L-number — Ancistomus feldbergae
- L012common — Ancistomus feldbergae
- L013common — Ancistomus feldbergae
- L014L-number — Scobinancistrus aureatus
- L014common — Scobinancistrus aureatus
- L015L-number — Peckoltia vittata
- L015common — Peckoltia vittata
- L016L-number — Spectracanthicus punctatissimus
- L016common — Spectracanthicus punctatissimus
- L017L-number — Hopliancistrus wolverine
- L017common — Hopliancistrus wolverine
- L018L-number — Baryancistrus xanthellus
- L018common — Baryancistrus xanthellus
- L020L-number — Spectracanthicus zuanoni
- L020common — Spectracanthicus zuanoni
- L021L-number — Pterygoplichthys pardalis
- L021common — Pterygoplichthys pardalis
- L022common — Pterygoplichthys joselimaianus
- L023common — Pterygoplichthys pardalis
- L024L-number — Pseudacanthicus pitanga
- L024common — Pseudacanthicus pitanga
- L025L-number — Pseudacanthicus pirarara
- L025common — Pseudacanthicus pirarara
- L026L-number — Baryancistrus niveatus
- L026common — Baryancistrus niveatus
- L027L-number — Panaque armbrusteri
- L027common — Panaque armbrusteri
- L029L-number — Leporacanthicus galaxias
- L029common — Leporacanthicus galaxias
- L030common — Spectracanthicus punctatissimus
- L031L-number — Parancistrus nudiventris
- L031common — Parancistrus nudiventris
- L032L-number — Ancistrus aguaboensis
- L032common — Ancistrus aguaboensis
- L034L-number — Ancistrus ranunculus
- L034common — Ancistrus ranunculus
- L035common — Aphanotorulus emarginatus
- L036L-number — Ancistomus spilomma
- L036common — Ancistomus spilomma
- L037L-number — Hypostomus faveolus
- L037common — Hypostomus faveolus
- L037acommon — Hypostomus faveolus
- L038L-number — Peckoltia amjikin
- L040L-number — Harttia fowleri
- L040common — Harttia fowleri
- L041L-number — Guyanancistrus brevispinis
- L041common — Guyanancistrus brevispinis
- L044L-number — Paralithoxus planquettei
- L046L-number — Hypancistrus zebra
- L046common — Hypancistrus zebra
- L047L-number — Baryancistrus chrysolomus
- L047common — Baryancistrus chrysolomus
- L048 (trade assignment, see note)common — Scobinancistrus pariolispos
- L049L-number — Peckoltia multispinis
- L049common — Peckoltia multispinis
- L051L-number — Hypostomus latifrons
- L051common — Hypostomus latifrons
- L052L-number — Dekeyseria picta
- L052common — Dekeyseria picta
- L056L-number — Parancistrus aurantiacus
- L056common — Parancistrus aurantiacus
- L059L-number — Ancistrus hoplogenys
- L059common — Ancistrus hoplogenys
- L060L-number — Hypostomus nematopterus
- L060common — Hypostomus nematopterus
- L062L-number — Loricaria cataphracta
- L062common — Loricaria cataphracta
- L067L-number — Pseudancistrus asurini
- L075L-number — Peckoltia sabaji
- L075common — Peckoltia sabaji
- L078L-number — Hypostomus velhomonge
- L081common — Baryancistrus xanthellus
- L082L-number — Scobinancistrus raonii
- L083common — Pterygoplichthys gibbiceps
- L083L-number — Pterygoplichthys xinguensis
- L083common — Pterygoplichthys xinguensis
- L085common — Baryancistrus xanthellus
- L086L-number — Spectracanthicus tocantinensis
- L090L-number — Panaque bathyphilus
- L090common — Panaque bathyphilus
- L091L-number — Leporacanthicus triactis
- L091common — Leporacanthicus triactis
- L092L-number — Lasiancistrus tentaculatus
- L092common — Lasiancistrus tentaculatus
- L094L-number — Aphanotorulus ammophilus
- L094common — Aphanotorulus ammophilus
- L095L-number — Pseudorinelepis genibarbis
- L096L-number — Pseudacanthicus spinosus
- L096common — Pseudacanthicus spinosus
- L098common — Hypancistrus zebra
- L102L-number — Hypancistrus inspector
- L102common — Hypancistrus inspector
- L104L-number — Panaqolus maccus
- L104common — Panaqolus maccus
- L106L-number — Hemiancistrus guahiborum
- L106common — Hemiancistrus guahiborum
- L108common — Aphanotorulus emarginatus
- L110L-number — Ancistrus maximus
- L110common — Ancistrus maximus
- L113L-number — Megalancistrus parananus
- L113common — Megalancistrus parananus
- L116common — Aphanotorulus emarginatus
- L121L-number — Peckoltia braueri
- L121common — Peckoltia braueri
- L123common — Aphanotorulus ammophilus
- L124common — Peckoltia sabaji
- L126L-number — Lithoxancistrus orinoco
- L126common — Lithoxancistrus orinoco
- L127L-number — Peckoltia lujani
- L129L-number — Hypancistrus debilittera
- L129common — Hypancistrus debilittera
- L134L-number — Peckoltia compta
- L134common — Peckoltia compta
- L135common — Peckoltia braueri
- L137L-number — Hypostomus soniae
- L137common — Hypostomus soniae
- L14common — Scobinancistrus aureatus
- L141L-number — Ancistomus snethlageae
- L141common — Ancistomus snethlageae
- L146common — Peckoltichthys bachi
- L151L-number — Dekeyseria scaphirhynchus
- L151common — Dekeyseria scaphirhynchus
- L154L-number — Pterygoplichthys multiradiatus
- L155L-number — Acanthicus adonis
- L155common — Acanthicus adonis
- L155L-number — Acanthicus hystrix
- L155common — Acanthicus hystrix
- L157common — Ancistrus maximus
- L159L-number — Ancistrus luzia
- L159common — Ancistrus luzia
- L160common — Pseudacanthicus spinosus
- L161common — Hypostomus faveolus
- L162common — Panaqolus maccus
- L165L-number — Pterygoplichthys gibbiceps
- L165common — Pterygoplichthys gibbiceps
- L166L-number — Hypostomus carinatus
- L166common — Hypostomus carinatus
- L167L-number — Hypostomus weberi
- L167common — Hypostomus weberi
- L168common — Dekeyseria picta
- L171L-number — Hopliancistrus xikrin
- L171common — Hopliancistrus xikrin
- L172L-number — Leporacanthicus heterodon
- L172common — Leporacanthicus heterodon
- L174L-number — Hypancistrus yudja
- L174common — Hypancistrus yudja
- L176common — Parancistrus nudiventris
- L177common — Baryancistrus xanthellus
- L183L-number — Ancistrus dolichopterus
- L183common — Ancistrus dolichopterus
- L185L-number — Pseudacanthicus nyktos
- L185common — Pseudacanthicus nyktos
- L186L-number — Pseudacanthicus major
- L186common — Pseudacanthicus major
- L187L-number — Chaetostoma dorsale
- L187common — Chaetostoma dorsale
- L187L-number — Chaetostoma pearsei
- L187common — Chaetostoma pearsei
- L187bcommon — Chaetostoma formosae
- L188L-number — Chaetostoma nudirostre
- L188common — Chaetostoma nudirostre
- L189L-number — Pseudolithoxus kelsorum
- L190L-number — Panaque nigrolineatus
- L190common — Panaque nigrolineatus
- L194common — Lasiancistrus tentaculatus
- L196L-number — Pterygoplichthys lituratus
- L196common — Pterygoplichthys lituratus
- L199L-number — Hypancistrus furunculus
- L199common — Hypancistrus furunculus
- L200L-number — Baryancistrus demantoides
- L200common — Baryancistrus demantoides
- L200L-number — Hemiancistrus subviridis
- L200common — Hemiancistrus subviridis
- L201L-number — Hypancistrus contradens
- L201common — Hypancistrus contradens
- L202common — Peckoltia lineola
- L203L-number — Panaque schaeferi
- L203common — Panaque schaeferi
- L204L-number — Panaqolus albivermis
- L204common — Panaqolus albivermis
- L212L-number — Hopliancistrus tricornis
- L212common — Hopliancistrus tricornis
- L215common — Ancistomus snethlageae
- L216common — Dekeyseria scaphirhynchus
- L219L-number — Baryancistrus hadrostomus
- L225L-number — Cordylancistrus setosus
- L226L-number — Panaqolus changae
- L226common — Panaqolus changae
- L232common — Peckoltichthys bachi
- L233L-number — Hypostomus fuscomaculatus
- L233common — Hypostomus fuscomaculatus
- L234common — Megalancistrus parananus
- L235L-number — Pseudolithoxus anthrax
- L235common — Pseudolithoxus anthrax
- L236common — Hypancistrus seideli
- L239L-number — Baryancistrus beggini
- L239common — Baryancistrus beggini
- L242L-number — Hypostomus rhantos
- L242common — Hypostomus rhantos
- L243L-number — Peckoltia wernekei
- L243common — Peckoltia wernekei
- L244L-number — Pseudolithoxus dumus
- L244common — Pseudolithoxus dumus
- L257L-number — Pseudolithoxus tigris
- L257common — Pseudolithoxus tigris
- L261L-number — Colossimystax pectegenitor
- L261common — Colossimystax pectegenitor
- L264L-number — Leporacanthicus joselimai
- L264common — Leporacanthicus joselimai
- L267L-number — Ancistrus yanesha
- L267 Four-Stripe Ancistruscommon — Ancistrus yanesha
- L269L-number — Spectracanthicus immaculatus
- L269common — Spectracanthicus immaculatus
- L274L-number — Baryancistrus isaaci
- L274common — Baryancistrus isaaci
- L276L-number — Chaetostoma lineopunctatum
- L280L-number — Micracanthicus vandragti
- L281common — Hypostomus latifrons
- L287common — Hypancistrus seideli
- L290L-number — Aphanotorulus horridus
- L299L-number — Pseudancistrus nigrescens
- L299common — Pseudancistrus nigrescens
- L300common — Parancistrus nudiventris
- L301common — Peckoltia sabaji
- L302L-number — Lasiancistrus schomburgkii
- L302common — Lasiancistrus schomburgkii
- L303L-number — Hypostomus macushi
- L303common — Hypostomus macushi
- L304L-number — Ancistrus nudiceps
- L305common — Peckoltia braueri
- L306L-number — Panaqolus claustellifer
- L306common — Panaqolus claustellifer
- L310L-number — Hypostomus cochliodon
- L310common — Hypostomus cochliodon
- L312L-number — Lasiancistrus caucanus
- L315common — Spectracanthicus punctatissimus
- L319L-number — Baryancistrus micropunctatus
- L321L-number — Pseudancistrus zawadzkii
- L322L-number — Lasiancistrus saetiger
- L322common — Lasiancistrus saetiger
- L329L-number — Panaqolus nocturnus
- L329common — Panaqolus nocturnus
- L333L-number — Hypancistrus seideli
- L333common — Hypancistrus seideli
- L334L-number — Chaetostoma changae
- L334common — Chaetostoma changae
- L339L-number — Hypancistrus lunaorum
- L339common — Hypancistrus lunaorum
- L350L-number — Peckoltia pankimpuju
- L350common — Peckoltia pankimpuju
- L354common — Spectracanthicus zuanoni
- L361L-number — Hopliancistrus munduruku
- L375common — Pseudacanthicus spinosus
- L384L-number — Baryancistrus quilombola
- L385L-number — Pseudolithoxus kinja
- L390L-number — Hypostomus peckoltoides
- L390common — Hypostomus peckoltoides
- L395L-number — Panaqolus nix
- L395common — Panaqolus nix
- L398L-number — Panaqolus tankei
- L398common — Panaqolus tankei
- L399common — Hypancistrus seideli
- L400common — Hypancistrus seideli
- L404L-number — Hypancistrus margaritatus
- L404common — Hypancistrus margaritatus
- L413L-number — Chaetostoma orientale
- L418L-number — Panaque titan
- L418common — Panaque titan
- L422L-number — Hopliancistrus xavante
- L442L-number — Dolichancistrus fuesslii
- L443common — Chaetostoma dorsale
- L444L-number — Chaetostoma formosae
- L444common — Chaetostoma formosae
- L455L-number — Chaetostoma sacramento
- L455common — Chaetostoma sacramento
- L456common — Chaetostoma sacramento
- L457common — Chaetostoma sacramento
- L600L-number — Pseudacanthicus leopardus
- L600common — Pseudacanthicus leopardus
- L66common — Hypancistrus seideli
- La Plata Otocommon — Otocinclus arnoldi
- La Plata plecocommon — Hypostomus laplatae
- La Plata Whiptail Catfishcommon — Rineloricaria felipponei
- Lamontichthys avacanoeiroscientificLoricariinae
- Lamontichthys filamentosusscientificLoricariinae
- Lamontichthys llaneroscientificLoricariinae
- Lamontichthys maracaiberoscientificLoricariinae
- Lamontichthys parakanascientificLoricariinae
- Lamontichthys stibarosscientificLoricariinae
- Lampiella gibbosascientificHypoptopomatinae
- Lanceolate whiptailcommon — Rineloricaria lanceolata
- Langlæbet Sandsugemallecommon — Loricariichthys anus
- Large Snouted Plecocommon — Lithoxancistrus orinoco
- Large-eye plecocommon — Hypostomus macrops
- Large-Eyed Bristlenosecommon — Ancistrus macrophthalmus
- Large-eyed whiptailcommon — Ricola macrops
- Large-headed Plecocommon — Pseudancistrus megacephalus
- Lasiancistrus caucanusscientificHypostominae · L312
- Lasiancistrus guacharotescientificHypostominae
- Lasiancistrus heteracanthusscientificHypostominae
- Lasiancistrus saetigerscientificHypostominae · L322
- Lasiancistrus schomburgkiiscientificHypostominae · L302
- Lasiancistrus tentaculatusscientificHypostominae · L092
- Laterite Cave Plecocommon — Peckoltia cavatica
- LDA002common — Peckoltia sabaji
- LDA004common — Parancistrus nudiventris
- LDA008L-number — Ancistrus claro
- LDA008common — Ancistrus claro
- LDA009common — Hypostomus fuscomaculatus
- LDA010L-number — Hypostomus mutucae
- LDA010common — Hypostomus mutucae
- LDA012L-number — Hypostomus nigromaculatus
- LDA012common — Hypostomus nigromaculatus
- LDA013L-number — Hypoptopoma inexspectatum
- LDA015common — Hopliancistrus wolverine
- LDA015common — Hopliancistrus xikrin
- LDA017L-number — Pareiorhaphis bahiana
- LDA020L-number — Peckoltia caenosa
- LDA020common — Peckoltia caenosa
- LDA021common — Peckoltia caenosa
- LDA022common — Panaqolus maccus
- LDA023L-number — Otocinclus vittatus
- LDA023common — Otocinclus vittatus
- LDA025L-number — Parotocinclus jumbo
- LDA025common — Parotocinclus jumbo
- LDA030L-number — Peckoltichthys bachi
- LDA030common — Peckoltichthys bachi
- LDA031L-number — Panaqolus albomaculatus
- LDA031common — Panaqolus albomaculatus
- LDA034L-number — Neoplecostomus microps
- LDA034common — Neoplecostomus microps
- LDA035L-number — Hypostomus auroguttatus
- LDA035common — Hypostomus auroguttatus
- LDA038L-number — Hypostomus plecostomoides
- LDA038common — Hypostomus plecostomoides
- LDA042common — Hypostomus plecostomoides
- LDA051common — Hypostomus cochliodon
- LDA053L-number — Ancistrus pirareta
- LDA053common — Ancistrus pirareta
- LDA057L-number — Peckoltia lineola
- LDA057common — Peckoltia lineola
- LDA060common — Baryancistrus xanthellus
- LDA064common — Panaqolus claustellifer
- LDA065common — Panaque schaeferi
- LDA073common — Pseudacanthicus leopardus
- LDA074L-number — Ancistrus macrophthalmus
- LDA074common — Ancistrus macrophthalmus
- LDA077common — Panaque armbrusteri
- LDA078L-number — Peckoltia brevis
- LDA078common — Peckoltia brevis
- LDA079common — Peckoltia lineola
- LDA086common — Peckoltia wernekei
- LDA090L-number — Pareiorhaphis garbei
- LDA118common — Pseudacanthicus pitanga
- LDA8common — Ancistrus claro
- Leighton's Whiptailcommon — Sturisomatichthys leightoni
- Leightons Störwelscommon — Sturisomatichthys leightoni
- Lemon-spotted green plecocommon — Hemiancistrus subviridis
- Leopard Cactus Plecocommon — Pseudacanthicus leopardus
- Leopard frog plecocommon — Peckoltia compta
- Leopard Plecocommon — Hypostomus pantherinus
- Leopard plecocommon — Pterygoplichthys gibbiceps
- Leopard sailfin plecocommon — Pterygoplichthys gibbiceps
- Leopard-Rüsselzahnwelscommon — Leporacanthicus heterodon
- Leporacanthicus galaxiasscientificHypostominae · L029
- Leporacanthicus heterodonscientificHypostominae · L172
- Leporacanthicus joselimaiscientificHypostominae · L264
- Leporacanthicus triactisscientificHypostominae · L091
- Leptoancistrus canensisscientificHypostominae
- Leptoancistrus cordobensisscientificHypostominae
- Light Rubbernosecommon — Chaetostoma nudirostre
- Lima Whiptailcommon — Rineloricaria lima
- Limatulichthys griseusscientificLoricariinae
- Limatulichthys nasarcusscientificLoricariinae
- Lime Whiptailcommon — Acestridium discus
- Limpiavidrioscommon — Rineloricaria misionera
- Lined Bristlenose Plecocommon — Ancistrus lineolatus
- Lined Rubbernose Plecocommon — Chaetostoma lineopunctatum
- Linepunctate Rubbernose Plecocommon — Chaetostoma lineopunctatum
- Lip-brooding Whiptailcommon — Loricariichthys hauxwelli
- Lip-brooding Whiptailcommon — Loricariichthys labialis
- Lithogenes valenciascientificLithogeninae
- Lithogenes villosusscientificLithogeninae
- Lithogenes wahariscientificLithogeninae
- Lithoxancistrus orinocoscientificHypostominae · L126
- Lithoxus lithoidesscientificHypostominae
- Llanero Whiptailcommon — Lamontichthys llanero
- Llanos Whiptailcommon — Lamontichthys llanero
- Llanos Whiptailcommon — Spatuloricaria terracanticum
- Long-lipped Whiptail Catfishcommon — Loricariichthys anus
- Long-tailed loricaridcommon — Rineloricaria longicauda
- Long-tailed whiptailcommon — Rineloricaria longicauda
- Longfin Baryancistruscommon — Baryancistrus longipinnis
- Longfinned Hypoptopomacommon — Hypoptopoma inexspectatum
- Longnose Twig Catfishcommon — Farlowella gracilis
- Longnose Whiptailcommon — Sturisoma barbatum
- Longspined Stream Plecocommon — Colossimystax pectegenitor
- Longtail Plecocommon — Spatuloricaria caquetae
- Longtail Plecocommon — Spatuloricaria puganensis
- Loricaria apeltogasterscientificLoricariinae
- Loricaria birindelliiscientificLoricariinae · L010
- Loricaria cataphractascientificLoricariinae · L062
- Loricaria catirinascientificLoricariinae
- Loricaria clavipinnascientificLoricariinae
- Loricaria coximensisscientificLoricariinae
- Loricaria cuffyiscientificLoricariinae
- Loricaria holmbergiscientificLoricariinae
- Loricaria latascientificLoricariinae
- Loricaria luciaescientificLoricariinae
- Loricaria lundbergiscientificLoricariinae
- Loricaria nickeriensisscientificLoricariinae
- Loricaria nimairacoscientificLoricariinae
- Loricaria parnahybaescientificLoricariinae
- Loricaria piracicabaescientificLoricariinae
- Loricaria pumilascientificLoricariinae
- Loricaria simillimascientificLoricariinae
- Loricaria spinuliferascientificLoricariinae
- Loricaria teteaescientificLoricariinae
- Loricaria thomasiscientificLoricariinae
- Loricaria tucumanensisscientificLoricariinae
- Loricariichthys acutusscientificLoricariinae
- Loricariichthys anusscientificLoricariinae
- Loricariichthys brunneusscientificLoricariinae
- Loricariichthys cashiboscientificLoricariinae
- Loricariichthys castaneusscientificLoricariinae
- Loricariichthys chanjooscientificLoricariinae
- Loricariichthys derbyiscientificLoricariinae
- Loricariichthys edentatusscientificLoricariinae
- Loricariichthys hauxwelliscientificLoricariinae
- Loricariichthys labialisscientificLoricariinae
- Loricariichthys maculatusscientificLoricariinae
- Loricariichthys melanocheilusscientificLoricariinae
- Loricariichthys microdonscientificLoricariinae
- Loricariichthys nudirostrisscientificLoricariinae
- Loricariichthys platymetoponscientificLoricariinae
- Loricariichthys rostratusscientificLoricariinae
- Loricariichthys stuebeliiscientificLoricariinae
- Loricariichthys ucayalensisscientificLoricariinae
- Luciacommon — Panaque suttonorum
- Lucia's Whiptailcommon — Loricaria luciae
- Lujan's Peckoltiacommon — Peckoltia lujani
- Luna Angel Plecocommon — Hypancistrus lunaorum
- Lundberg's Whiptailcommon — Loricaria lundbergi
- Lyra Whiptailcommon — Sturisoma lyra
- Lyre-tail Plecocommon — Acanthicus hystrix
- Lyretail Plecocommon — Acanthicus hystrix
M
- Machiques Rubbernose Plecocommon — Chaetostoma machiquense
- Madeira Otocommon — Otocinclus mangaba
- Madeira Plecocommon — Hypostomus pyrineusi
- Madeira Prince Plecocommon — Panaqolus nix
- Magdalena suckermouthcommon — Hypostomus hondae
- Magdalena Tiger Chaetostomacommon — Chaetostoma leucomelas
- Magdalena Whiptailcommon — Rineloricaria magdalenae
- Magnum Plecocommon — Baryancistrus chrysolomus
- Mandarin Plecocommon — Hypostomus asperatus
- Mango Plecocommon — Baryancistrus chrysolomus
- Many-toothed Plecocommon — Hypostomus multidens
- Maquiné loricaridcommon — Rineloricaria maquinensis
- Maquiné whiptailcommon — Rineloricaria maquinensis
- Maracaibo Plecocommon — Hypostomus maracaiboensis
- Maracaibo Rubbernosecommon — Chaetostoma anomalum
- Maracaibo Sailfin Plecocommon — Pterygoplichthys zuliaensis
- Maracaibo Sailfin Whiptailcommon — Lamontichthys maracaibero
- Maracaibo Whiptailcommon — Spatuloricaria phelpsi
- Maracaibo whiptailcommon — Sturisomatichthys festivus
- Maracas Bristlenosecommon — Ancistrus maracasae
- Maracas Bristlenosecommon — Ancistrus trinitatis
- Marbled Rubbernose Plecocommon — Chaetostoma marmorescens
- Marbled Whiptailcommon — Loricaria simillima
- Marbled Whiptail Catfishcommon — Loricaria simillima
- Marbled Xingu Whiptailcommon — Spatuloricaria tuira
- Maria's Otocommon — Otocinclus mariae
- Maroni Plecocommon — Hemiancistrus medians
- Martin's Bristlenose Plecocommon — Ancistrus martini
- Martin's Twig Catfishcommon — Acestridium martini
- Martin's Twig Catfishcommon — Farlowella martini
- Martin's Whiptail Otocommon — Acestridium martini
- Maulbruetender Hexenwelscommon — Planiloricaria cryptodon
- Maze King Plecocommon — Pterygoplichthys lituratus
- Maze Plecocommon — Pterygoplichthys lituratus
- Medusa plecocommon — Ancistrus ranunculus
- Megalancistrus barraescientificHypostominae
- Megalancistrus parananusscientificHypostominae · L113
- Menezes's whiptail catfishcommon — Pyxiloricaria menezesi
- Metaloricaria paucidensscientificLoricariinae
- Micracanthicus vandragtiscientificHypostominae · L280
- Microlepidogaster arachasscientificHypoptopomatinae
- Microlepidogaster dimorphascientificHypoptopomatinae
- Microlepidogaster discontentascientificHypoptopomatinae
- Microlepidogaster discusscientificHypoptopomatinae
- Microlepidogaster longicollascientificHypoptopomatinae
- Microlepidogaster negomatascientificHypoptopomatinae
- Microlepidogaster perforatascientificHypoptopomatinae
- Microlepidogaster Whiptailcommon — Rineloricaria microlepidogaster
- Microps-Neoplecostomuscommon — Neoplecostomus microps
- Miles' Bulldog Plecocommon — Chaetostoma milesi
- Miles' Rubbernose Plecocommon — Chaetostoma milesi
- Mimic Dwarf Otocincluscommon — Otocinclus mimulus
- Mimicry Otocommon — Otocinclus mimulus
- Minotaur Plecocommon — Hypostomus minotauros
- Monster bristlenosecommon — Ancistrus ranunculus
- Monsterantennenwelscommon — Ancistrus ranunculus
- Mosaic Halffin Plecocommon — Lasiancistrus saetiger
- Mottled Whiptailcommon — Crossoloricaria variegata
- Mottled Whiptailcommon — Loricariichthys maculatus
- Mountain Bristlenosecommon — Ancistrus montanus
- Mouse-grey Spectracanthicuscommon — Spectracanthicus murinus
- Mud Plecocommon — Peckoltia caenosa
- Muddersugemalle (Danish)common — Peckoltia caenosa
- Müller's Bristlenose Plecocommon — Ancistrus mullerae
- Multi-spined Bristlenosecommon — Ancistrus multispinis
- Mura Otocincluscommon — Otocinclus mura
- Mustang Cactus Plecocommon — Pseudacanthicus serratus
- Mustard Spot Plecocommon — Panaqolus albomaculatus
- Mutas Otocommon — Otocinclus xakriaba
- Mutuca Plecocommon — Hypostomus mutucae
N
- Nadelstreifen-Bartwelscommon — Sturisoma nigrirostrum
- Naked-belly Whiptailcommon — Spatuloricaria nudiventris
- Naked-headed Bristlenosecommon — Ancistrus nudiceps
- Nannoptopoma spectabilescientificHypoptopomatinae
- Nannoptopoma sternoptychumscientificHypoptopomatinae
- Napo Lasiancistruscommon — Lasiancistrus heteracanthus
- Natterer's twig catfishcommon — Farlowella nattereri
- Neoplecostomus altimontanusscientificNeoplecostominae
- Neoplecostomus bandeirantescientificHypoptopomatinae
- Neoplecostomus botucatuscientificNeoplecostominae
- Neoplecostomus corumbascientificHypoptopomatinae
- Neoplecostomus doceensisscientificHypoptopomatinae
- Neoplecostomus espiritosantensisscientificHypoptopomatinae
- Neoplecostomus franciscoensisscientificHypoptopomatinae
- Neoplecostomus granosusscientificHypoptopomatinae
- Neoplecostomus jaguariscientificHypoptopomatinae
- Neoplecostomus langeaniiscientificHypoptopomatinae
- Neoplecostomus micropsscientificHypoptopomatinae · LDA034
- Neoplecostomus paranensisscientificHypoptopomatinae
- Neoplecostomus ribeirensisscientificHypoptopomatinae
- Neoplecostomus sapucaiscientificHypoptopomatinae
- Neoplecostomus selenaescientificNeoplecostominae
- Neoplecostomus watersiscientificNeoplecostominae
- Neoplecostomus yaposcientificNeoplecostominae
- Niceforo's plecocommon — Hypostomus niceforoi
- Niger Otocommon — Hisonotus leucofrenatus
- Night Cactus Plecocommon — Pseudacanthicus nyktos
- Night Plecocommon — Panaqolus nocturnus
- Niobichthys ferrarisiscientificHypoptopomatinae
- Non-spot Rodent Plecocommon — Spectracanthicus immaculatus
- Northern Bristlenosecommon — Ancistrus centrolepis
O
- Oculeus Plecocommon — Hypostomus oculeus
- Old Monk Plecocommon — Hypostomus velhomonge
- Orange Plecocommon — Hypostomus pusarum
- Orange Spot Plecocommon — Panaqolus albomaculatus
- Orange Spotted Bristlenosecommon — Ancistrus hoplogenys
- Orange Tiger Plecocommon — Peckoltia wernekei
- Orangerandet Sugemallecommon — Hemiancistrus guahiborum
- Orangestiplet Sugemallecommon — Leporacanthicus triactis
- Orces' Dwarf Panaquecommon — Panaqolus orcesi
- Orchid leather-neck whiptailcommon — Brochiloricaria chauliodon
- Orinoco angel plecocommon — Hypancistrus inspector
- Orinoco Butterfly Plecocommon — Dekeyseria picta
- Orinoco Dwarfplecocommon — Parotocinclus eppleyi
- Orinoco Flat-head Plecocommon — Lithoxancistrus orinoco
- Orinoco Polka-dot Plecocommon — Hypancistrus contradens
- Orinoco Saddled Plecocommon — Peckoltia lujani
- Orinoco Sailfin Catfishcommon — Pterygoplichthys multiradiatus
- Orinoco Sailfin Plecocommon — Pterygoplichthys multiradiatus
- Orinoco Whiptailcommon — Spatuloricaria terracanticum
- Orinoco Whiptail Catfishcommon — Proloricaria lentiginosa
- Ornate Rubbernose Plecocommon — Chaetostoma sacramento
- Orteguasa Rubbernosecommon — Chaetostoma anale
- Otali Plecocommon — Peckoltia otali
- Otocommon — Otocinclus macrospilus
- Otocommon — Otocinclus vittatus
- Otocinclus affinisscientificHypoptopomatinae
- Otocinclus arnoldiscientificHypoptopomatinae
- Otocinclus batmaniscientificHypoptopomatinae
- Otocinclus bororoscientificHypoptopomatinae
- Otocinclus caxarariscientificHypoptopomatinae
- Otocinclus cocamascientificHypoptopomatinae
- Otocinclus flexilisscientificHypoptopomatinae
- Otocinclus hasemaniscientificHypoptopomatinae
- Otocinclus hoppeiscientificHypoptopomatinae
- Otocinclus huaoraniscientificHypoptopomatinae
- Otocinclus juruenaescientificHypoptopomatinae
- Otocinclus macrospilusscientificHypoptopomatinae
- Otocinclus mangabascientificHypoptopomatinae
- Otocinclus mariaescientificHypoptopomatinae
- Otocinclus mimulusscientificHypoptopomatinae
- Otocinclus murascientificHypoptopomatinae
- Otocinclus nigercommon — Hisonotus leucofrenatus
- Otocinclus tapirapescientificHypoptopomatinae
- Otocinclus vestitusscientificHypoptopomatinae
- Otocinclus vittatusscientificHypoptopomatinae · LDA023
- Otocinclus xakriabascientificHypoptopomatinae
- Otocinclus-lookalike plecocommon — Hypoptopoma psilogaster
- Otothyris juquiaescientificHypoptopomatinae
- Otothyris lophophanesscientificHypoptopomatinae
- Otothyris rostratascientificHypoptopomatinae
- Otothyris travassosiscientificHypoptopomatinae
- Otothyropsis aliculascientificHypoptopomatinae
- Otothyropsis biamnicusscientificHypoptopomatinae
- Otothyropsis dialeukosscientificHypoptopomatinae
- Otothyropsis marapoamascientificHypoptopomatinae
- Otothyropsis piribebuyscientificHypoptopomatinae
- Otothyropsis polyodonscientificHypoptopomatinae
- Oxyropsis acutirostrisscientificHypoptopomatinae
- Oxyropsis carinatascientificHypoptopomatinae
- Oxyropsis wrightianascientificHypoptopomatinae
- Ozelot Plecocommon — Hypancistrus yudja
P
- Paletacommon — Dasyloricaria filamentosa
- Palmer's Rubbernose Plecocommon — Chaetostoma palmeri
- Panama Royal Whiptailcommon — Sturisomatichthys citurensis
- Panama suckermouthcommon — Hypostomus aspidolepis
- Panama Whiptail Plecocommon — Sturisomatichthys citurensis
- Panaqolus albivermisscientificHypostominae · L204
- Panaqolus albomaculatusscientificHypostominae · LDA031
- Panaqolus changaescientificHypostominae · L226
- Panaqolus claustelliferscientificHypostominae · L306
- Panaqolus dentexscientificHypostominae
- Panaqolus gnomusscientificHypostominae
- Panaqolus maccusscientificHypostominae · L104
- Panaqolus nixscientificHypostominae · L395
- Panaqolus nocturnusscientificHypostominae · L329
- Panaqolus orcesiscientificHypostominae
- Panaqolus pantostiktosscientificHypostominae
- Panaqolus purusiensisscientificHypostominae
- Panaqolus tankeiscientificHypostominae · L398
- Panaque armbrusteriscientificHypostominae · L027
- Panaque bathyphilusscientificHypostominae · L090
- Panaque cochliodonscientificHypostominae
- Panaque nigrolineatusscientificHypostominae · L190
- Panaque schaeferiscientificHypostominae · L203
- Panaque suttonorumscientificHypostominae
- Panaque titanscientificHypostominae · L418
- Panther Plecocommon — Hypostomus pantherinus
- Papa Panaquecommon — Panaque bathyphilus
- Para Plecocommon — Peckoltia sabaji
- Paraguay Cascudinhocommon — Hypoptopoma inexspectatum
- Paraguay Dwarf Suckercommon — Otocinclus bororo
- Paraguay Plecocommon — Hypostomus boulengeri
- Paraguay Plecocommon — Hypostomus latifrons
- Paraguay Plecocommon — Hypostomus ternetzi
- Paraguay twig catfishcommon — Farlowella hahni
- Paraguay Twig Catfishcommon — Farlowella paraguayensis
- Paraguay Whiptailcommon — Loricariichthys labialis
- Paraíba do Sul Plecocommon — Hypostomus affinis
- Paraíba Plecocommon — Hypostomus affinis
- Paralithoxus boujardiscientificHypostominae
- Paralithoxus bovalliiscientificHypostominae
- Paralithoxus jariensisscientificHypostominae
- Paralithoxus pallidimaculatusscientificHypostominae
- Paralithoxus planquetteiscientificHypostominae · L044
- Paralithoxus rasoscientificHypostominae
- Paralithoxus stockiscientificHypostominae
- Paralithoxus surinamensisscientificHypostominae
- Paraloricaria agastorscientificLoricariinae
- Paraloricaria commersonoidesscientificLoricariinae
- Paraloricaria vetulascientificLoricariinae
- Paraná Neoplecocommon — Neoplecostomus paranensis
- Paraná Plecocommon — Megalancistrus parananus
- Parana Sailfin Catfishcommon — Pterygoplichthys ambrosettii
- Parancistrus aurantiacusscientificHypostominae · L056
- Parancistrus nudiventrisscientificHypostominae · L031
- Pareiorhaphis azygolechisscientificNeoplecostominae
- Pareiorhaphis bahianascientificNeoplecostominae · LDA017
- Pareiorhaphis cameroniscientificNeoplecostominae
- Pareiorhaphis cerosascientificNeoplecostominae
- Pareiorhaphis eurycephalusscientificNeoplecostominae
- Pareiorhaphis garapiascientificNeoplecostominae
- Pareiorhaphis garbeiscientificNeoplecostominae · LDA090
- Pareiorhaphis hypselurusscientificNeoplecostominae
- Pareiorhaphis hystrixscientificNeoplecostominae
- Pareiorhaphis lophiascientificNeoplecostominae
- Pareiorhaphis mucurinascientificNeoplecostominae
- Pareiorhaphis mutucascientificNeoplecostominae
- Pareiorhaphis nasutascientificNeoplecostominae
- Pareiorhaphis nudulascientificNeoplecostominae
- Pareiorhaphis parmulascientificNeoplecostominae
- Pareiorhaphis proskynitascientificNeoplecostominae
- Pareiorhaphis reganiscientificNeoplecostominae
- Pareiorhaphis ruschiiscientificNeoplecostominae
- Pareiorhaphis scutulascientificNeoplecostominae
- Pareiorhaphis splendensscientificNeoplecostominae
- Pareiorhaphis steindachneriscientificNeoplecostominae
- Pareiorhaphis stephanascientificNeoplecostominae
- Pareiorhaphis stomiasscientificNeoplecostominae
- Pareiorhaphis torrenticolascientificNeoplecostominae
- Pareiorhaphis vestigipinnisscientificNeoplecostominae
- Pareiorhina aiuruocascientificHypoptopomatinae
- Pareiorhina brachyrhynchascientificHypoptopomatinae
- Pareiorhina carrancasscientificHypoptopomatinae
- Pareiorhina ceptascientificNeoplecostominae
- Pareiorhina hyptiorhachisscientificNeoplecostominae
- Pareiorhina isabelaescientificHypoptopomatinae
- Pareiorhina mysticascientificHypoptopomatinae
- Pareiorhina peliciceiscientificNeoplecostominae
- Pareiorhina rosaiscientificNeoplecostominae
- Pareiorhina rudolphiscientificHypoptopomatinae
- Pareiorhina sofiaescientificHypoptopomatinae
- Parnahyba Whiptailcommon — Loricaria parnahybae
- Parnaíba Bristlenosecommon — Ancistrus damasceni
- Parnaíba Dwarf Suckermouthcommon — Otocinclus hasemani
- Parnaíba Otocommon — Otocinclus hasemani
- Parnaíba Sailfin Plecocommon — Pterygoplichthys parnaibae
- Parotocinclus amazonensisscientificHypoptopomatinae
- Parotocinclus arandaiscientificHypoptopomatinae
- Parotocinclus aripuanensisscientificHypoptopomatinae
- Parotocinclus bahiensisscientificHypoptopomatinae
- Parotocinclus bidentatusscientificHypoptopomatinae
- Parotocinclus britskiiscientificHypoptopomatinae
- Parotocinclus cearensisscientificHypoptopomatinae
- Parotocinclus cesarpintoiscientificHypoptopomatinae
- Parotocinclus collinsaescientificHypoptopomatinae
- Parotocinclus cristatusscientificHypoptopomatinae
- Parotocinclus doceanusscientificHypoptopomatinae
- Parotocinclus eppleyiscientificHypoptopomatinae
- Parotocinclus fluminensescientificHypoptopomatinae
- Parotocinclus halbothiscientificHypoptopomatinae
- Parotocinclus haroldoiscientificHypoptopomatinae
- Parotocinclus jacksoniscientificHypoptopomatinae
- Parotocinclus jequiscientificHypoptopomatinae
- Parotocinclus jimiscientificHypoptopomatinae
- Parotocinclus jumboscientificHypoptopomatinae · LDA025
- Parotocinclus longirostrisscientificHypoptopomatinae
- Parotocinclus maculicaudascientificHypoptopomatinae
- Parotocinclus minutusscientificHypoptopomatinae
- Parotocinclus muriaensisscientificHypoptopomatinae
- Parotocinclus planicaudascientificHypoptopomatinae
- Parotocinclus polyochrusscientificHypoptopomatinae
- Parotocinclus pratascientificHypoptopomatinae
- Parotocinclus robustusscientificHypoptopomatinae
- Parotocinclus seridoensisscientificHypoptopomatinae
- Parotocinclus spilosomascientificHypoptopomatinae
- Parotocinclus spilurusscientificHypoptopomatinae
- Patia Rubber Plecocommon — Chaetostoma patiae
- Patia Rubbernose Plecocommon — Chaetostoma patiae
- Patron Bristlenose Plecocommon — Ancistrus patronus
- Paulista Plecocommon — Hypostomus paulinus
- Pear-Shaped Bristlenosecommon — Ancistrus piriformis
- Pearl Hypostomuscommon — Hypostomus margaritifer
- Pearlspotted Angel Plecocommon — Hypancistrus margaritatus
- Pears' Rubbernose Plecocommon — Chaetostoma pearsei
- Pebas Otocommon — Otocinclus vestitus
- Peckoltia amjikinscientificHypostominae · L038
- Peckoltia braueriscientificHypostominae · L121
- Peckoltia brevisscientificHypostominae · LDA078
- Peckoltia caenosascientificHypostominae · LDA020
- Peckoltia capitulatascientificHypostominae
- Peckoltia cavaticascientificHypostominae
- Peckoltia comptascientificHypostominae · L134
- Peckoltia ephippiatascientificHypostominae
- Peckoltia furcatascientificHypostominae
- Peckoltia greedoiscientificHypostominae
- Peckoltia lineolascientificHypostominae · LDA057
- Peckoltia lujaniscientificHypostominae · L127
- Peckoltia multispinisscientificHypostominae · L049
- Peckoltia oligospilascientificHypostominae · L006
- Peckoltia otaliscientificHypostominae
- Peckoltia pankimpujuscientificHypostominae · L350
- Peckoltia relictumscientificHypostominae
- Peckoltia sabajiscientificHypostominae · L075
- Peckoltia simulatascientificHypostominae
- Peckoltia vermiculatascientificHypostominae
- Peckoltia vittatascientificHypostominae · L015
- Peckoltia wernekeiscientificHypostominae · L243
- Peckoltichthys bachiscientificHypostominae · LDA030
- Pellegrini Plecocommon — Pseudorinelepis genibarbis
- Peppered Otocommon — Otocinclus flexilis
- Peppered Otocincluscommon — Otocinclus flexilis
- Peppermint Plecocommon — Parancistrus nudiventris
- Peruvian Lyre-tailcommon — Peckoltia pankimpuju
- Phelps's Whiptailcommon — Spatuloricaria phelpsi
- Pineapple Plecocommon — Pseudorinelepis genibarbis
- Pinecone Plecocommon — Pseudorinelepis genibarbis
- Pinocchio Whiptail Catfishcommon — Hemiodontichthys acipenserinus
- Pintado Dwarf Otocommon — Otocinclus tapirape
- Pintado Otocommon — Otocinclus tapirape
- Piratatu Plecocommon — Hypostomus piratatu
- Piriform Bristlenosecommon — Ancistrus piriformis
- Pitbullwelscommon — Parotocinclus jumbo
- Planiloricaria cryptodonscientificLoricariinae
- Plecostomuscommon — Hypostomus plecostomus
- Plecostomuscommon — Pterygoplichthys pardalis
- Pogonopoma obscurumscientificRhinelepinae
- Pogonopoma parahybaescientificRhinelepinae
- Pogonopoma wertheimeriscientificRhinelepinae
- Polka-dot Lyre Tail Plecocommon — Acanthicus adonis
- Polka-dot Plecocommon — Acanthicus adonis
- Porthole Whiptailcommon — Hemiodontichthys acipenserinus
- Pretty Dekeyseriacommon — Dekeyseria picta
- Proloricaria lentiginosascientificLoricariinae
- Proloricaria prolixascientificLoricariinae
- Pseudacanthicus fordiiscientificHypostominae
- Pseudacanthicus histrixscientificHypostominae
- Pseudacanthicus leopardusscientificHypostominae · L600
- Pseudacanthicus majorscientificHypostominae · L186
- Pseudacanthicus nyktosscientificHypostominae · L185
- Pseudacanthicus pirararascientificHypostominae · L025
- Pseudacanthicus pitangascientificHypostominae · L024
- Pseudacanthicus serratusscientificHypostominae
- Pseudacanthicus spinosusscientificHypostominae · L096
- Pseudancistrus asuriniscientificHypostominae · L067
- Pseudancistrus barbatusscientificHypostominae
- Pseudancistrus coquenaniscientificHypostominae
- Pseudancistrus corantijniensisscientificHypostominae
- Pseudancistrus depressusscientificHypostominae
- Pseudancistrus genisetigerscientificHypostominae
- Pseudancistrus guentheriscientificHypostominae
- Pseudancistrus kayabiscientificHypostominae
- Pseudancistrus kwintiscientificHypostominae
- Pseudancistrus megacephalusscientificHypostominae
- Pseudancistrus nigrescensscientificHypostominae · L299
- Pseudancistrus papariaescientificHypostominae
- Pseudancistrus reusscientificHypostominae
- Pseudancistrus sidereusscientificHypostominae
- Pseudancistrus zawadzkiiscientificHypostominae · L321
- Pseudohemiodon amazonumscientificLoricariinae
- Pseudohemiodon apithanosscientificLoricariinae
- Pseudohemiodon devincenziiscientificLoricariinae
- Pseudohemiodon laminascientificLoricariinae
- Pseudohemiodon laticepsscientificLoricariinae
- Pseudohemiodon platycephalusscientificLoricariinae
- Pseudohemiodon thorectesscientificLoricariinae
- Pseudohemiodon unillanoscientificLoricariinae
- Pseudolithoxus anthraxscientificHypostominae · L235
- Pseudolithoxus dumusscientificHypostominae · L244
- Pseudolithoxus kelsorumscientificHypostominae · L189
- Pseudolithoxus kinjascientificHypostominae · L385
- Pseudolithoxus nicoiscientificHypostominae
- Pseudolithoxus stearleyiscientificHypostominae
- Pseudolithoxus tigrisscientificHypostominae · L257
- Pseudoloricaria laeviusculascientificLoricariinae
- Pseudoqolus kokoscientificHypostominae
- Pseudorinelepis genibarbisscientificHypostominae · L095
- Pseudotocinclus juquiaescientificHypoptopomatinae
- Pseudotocinclus parahybaescientificHypoptopomatinae
- Pseudotocinclus tietensisscientificHypoptopomatinae
- Pterygoplichthys ambrosettiiscientificHypostominae
- Pterygoplichthys disjunctivusscientificHypostominae
- Pterygoplichthys etentaculatusscientificHypostominae
- Pterygoplichthys gibbicepsscientificHypostominae · L165
- Pterygoplichthys joselimaianusscientificHypostominae · L001
- Pterygoplichthys lituratusscientificHypostominae · L196
- Pterygoplichthys multiradiatusscientificHypostominae · L154
- Pterygoplichthys pardalisscientificHypostominae · L021
- Pterygoplichthys parnaibaescientificHypostominae
- Pterygoplichthys punctatusscientificHypostominae
- Pterygoplichthys scrophusscientificHypostominae
- Pterygoplichthys undecimalisscientificHypostominae
- Pterygoplichthys weberiscientificHypostominae
- Pterygoplichthys xinguensisscientificHypostominae · L083
- Pterygoplichthys zuliaensisscientificHypostominae
- Puga's Whiptailcommon — Spatuloricaria puganensis
- Pumpkin Plecocommon — Hypostomus pusarum
- Purus Plecocommon — Panaqolus purusiensis
- Purus Tiger Plecocommon — Peckoltia brevis
- Purus Wood Plecocommon — Panaqolus purusiensis
- Purus-tigersugemallecommon — Peckoltia brevis
- Pyjama Bristlenosecommon — Ancistrus yanesha
- Pyxiloricaria menezesiscientificLoricariinae
R
- Rabo-de-chicotecommon — Loricariichthys derbyi
- Ranger Plecocommon — Pterygoplichthys weberi
- Raspabalsacommon — Isorineloricaria spinosissima
- Raspabalsacommon — Lamontichthys filamentosus
- Raspacanoacommon — Dasyloricaria filamentosa
- Real Royal Farlowellacommon — Sturisomatichthys festivus
- Red Brunocommon — Hypostomus basilisko
- Red Fin Cactus Plecocommon — Pseudacanthicus pitanga
- Red Fin Dwarf Plecocommon — Parotocinclus maculicauda
- Red Fin Thresher Plecocommon — Aphanotorulus emarginatus
- Red Pepper Plecocommon — Hypostomus macushi
- Red Spot Bristlenosecommon — Ancistrus maximus
- Red-eyed Deltatail Plecocommon — Lasiancistrus heteracanthus
- Red-finned Dwarf Plecocommon — Parotocinclus maculicauda
- Redfin Cactus Plecocommon — Pseudacanthicus pitanga
- Regan's bristlemouth plecocommon — Pareiorhaphis regani
- Regan's Plecocommon — Hypostomus regani
- Regan's Whiptail Catfishcommon — Reganella depressa
- Reganella depressascientificLoricariinae
- Rhadinoloricaria bahuajascientificLoricariinae
- Rhadinoloricaria condeiscientificLoricariinae
- Rhadinoloricaria laaniscientificLoricariinae
- Rhadinoloricaria listrorhinosscientificLoricariinae
- Rhadinoloricaria macromystaxscientificLoricariinae
- Rhadinoloricaria ommationscientificLoricariinae
- Rhadinoloricaria papillosascientificLoricariinae
- Rhadinoloricaria rhamiscientificLoricariinae
- Rhadinoloricaria stewartiscientificLoricariinae
- Rhadinoloricaria yanomamiscientificLoricariinae
- Rhadinoloricaria yekuanascientificLoricariinae
- Rhinelepis asperascientificRhinelepinae
- Rhinelepis strigosascientificRhinelepinae
- Rhino Plecocommon — Pterygoplichthys scrophus
- Rhinotocinclus discolorscientificHypoptopomatinae
- Rhinotocinclus isabelaescientificHypoptopomatinae
- Rhinotocinclus loxochelisscientificHypoptopomatinae
- Rhinotocinclus marginalisscientificHypoptopomatinae
- Rhinotocinclus pilosusscientificHypoptopomatinae
- Rhinotocinclus variolascientificHypoptopomatinae
- Ribeira Plecocommon — Hypostomus interruptus
- Ricola macropsscientificLoricariinae
- Rineloricaria aequalicuspisscientificLoricariinae
- Rineloricaria altipinnisscientificLoricariinae
- Rineloricaria anhaguapitanscientificLoricariinae
- Rineloricaria anitaescientificLoricariinae
- Rineloricaria atratoensisscientificLoricariinae
- Rineloricaria auratascientificLoricariinae
- Rineloricaria baliolascientificLoricariinae
- Rineloricaria beniscientificLoricariinae
- Rineloricaria buckupiscientificLoricariinae
- Rineloricaria cacerensisscientificLoricariinae
- Rineloricaria cachiverascientificLoricariinae
- Rineloricaria cadeaescientificLoricariinae
- Rineloricaria capitoniascientificLoricariinae
- Rineloricaria caracasensisscientificLoricariinae
- Rineloricaria castroiscientificLoricariinae
- Rineloricaria catamarcensisscientificLoricariinae
- Rineloricaria cubataonisscientificLoricariinae
- Rineloricaria darahascientificLoricariinae
- Rineloricaria eigenmanniscientificLoricariinae
- Rineloricaria fallaxscientificLoricariinae
- Rineloricaria felipponeiscientificLoricariinae
- Rineloricaria formosascientificLoricariinae
- Rineloricaria giuascientificLoricariinae
- Rineloricaria harenaescientificLoricariinae
- Rineloricaria hasemaniscientificLoricariinae
- Rineloricaria henseliiscientificLoricariinae
- Rineloricaria heteropterascientificLoricariinae
- Rineloricaria isaaciscientificLoricariinae
- Rineloricaria jaraguensisscientificLoricariinae
- Rineloricaria jubatascientificLoricariinae
- Rineloricaria jurupariscientificLoricariinae
- Rineloricaria konopickyiscientificLoricariinae
- Rineloricaria kroneiscientificLoricariinae
- Rineloricaria lanceolatascientificLoricariinae
- Rineloricaria langeiscientificLoricariinae
- Rineloricaria latirostrisscientificLoricariinae
- Rineloricaria limascientificLoricariinae
- Rineloricaria longicaudascientificLoricariinae
- Rineloricaria maackiscientificLoricariinae
- Rineloricaria magdalenaescientificLoricariinae
- Rineloricaria malabarbaiscientificLoricariinae
- Rineloricaria maquinensisscientificLoricariinae
- Rineloricaria meliniscientificLoricariinae
- Rineloricaria microlepidogasterscientificLoricariinae
- Rineloricaria microlepidotascientificLoricariinae
- Rineloricaria misionerascientificLoricariinae
- Rineloricaria morrowiscientificLoricariinae
- Rineloricaria nigricaudascientificLoricariinae
- Rineloricaria nudipectorisscientificLoricariinae
- Rineloricaria osvaldoiscientificLoricariinae
- Rineloricaria pareiacanthascientificLoricariinae
- Rineloricaria parvascientificLoricariinae
- Rineloricaria pentamaculatascientificLoricariinae
- Rineloricaria phoxocephalascientificLoricariinae
- Rineloricaria platyurascientificLoricariinae
- Rineloricaria quadrensisscientificLoricariinae
- Rineloricaria reisiscientificLoricariinae
- Rineloricaria rupestrisscientificLoricariinae
- Rineloricaria sangascientificLoricariinae
- Rineloricaria setepovosscientificLoricariinae
- Rineloricaria sneiderniscientificLoricariinae
- Rineloricaria steindachneriscientificLoricariinae
- Rineloricaria stellatascientificLoricariinae
- Rineloricaria stewartiscientificLoricariinae
- Rineloricaria strigilatascientificLoricariinae
- Rineloricaria teffeanascientificLoricariinae
- Rineloricaria thrissocepsscientificLoricariinae
- Rineloricaria tropeirascientificLoricariinae
- Rineloricaria uracanthascientificLoricariinae
- Rineloricaria wolfeiscientificLoricariinae
- Rineloricaria zainascientificLoricariinae
- Ringed Sailfin Plecocommon — Pterygoplichthys undecimalis
- Ringlet Plecocommon — Panaqolus maccus
- Ringueleti Cascudinhocommon — Hisonotus ringueleti
- Rio Atabapo Loricariacommon — Loricaria nimairaco
- Rio Doce Parotocincluscommon — Parotocinclus doceanus
- Rose Common Plecocommon — Hypostomus roseopunctatus
- Rough Twig Catfishcommon — Farlowella rugosa
- Royal Farlowellacommon — Farlowella vittata
- Royal Farlowellacommon — Sturisomatichthys panamensis
- Royal Panaquecommon — Panaque nigrolineatus
- Royal Pleccommon — Panaque nigrolineatus
- Royal Plecocommon — Panaque nigrolineatus
- Royal twig catfishcommon — Sturisomatichthys aureus
- Royal Twig Catfishcommon — Sturisomatichthys panamensis
- Royal Whiptailcommon — Sturisoma barbatum
- Royal Whiptailcommon — Sturisoma graffini
- Royal Whiptailcommon — Sturisoma guentheri
- Royal Whiptailcommon — Sturisoma rostratum
- Royal Whiptail Catfishcommon — Sturisoma lyra
- Royal whiptail catfishcommon — Sturisomatichthys aureus
- Royal Whiptail Catfishcommon — Sturisomatichthys panamensis
- Rubber Plecocommon — Chaetostoma microps
- Rubber plecocommon — Parancistrus aurantiacus
- Rubbernose Plecocommon — Chaetostoma anomalum
- Rubbernose plecocommon — Chaetostoma dermorhynchus
- Rubbernose plecocommon — Chaetostoma formosae
- Rubbernose Plecocommon — Chaetostoma marginatum
- Rubbernose Plecocommon — Chaetostoma microps
- Rubbernose Plecocommon — Chaetostoma milesi
- Rubbernose plecocommon — Chaetostoma orientale
- Rubbernose Plecocommon — Chaetostoma trimaculineum
- Rudolph's Cascudinhocommon — Pareiorhina rudolphi
- Rugose Whiptailcommon — Farlowella rugosa
S
- Saddle Plecocommon — Peckoltia ephippiata
- Saddled Peckoltiacommon — Peckoltia ephippiata
- Sailfin plecocommon — Pterygoplichthys gibbiceps
- Sailfin Plecocommon — Pterygoplichthys multiradiatus
- Sailfin Plecocommon — Pterygoplichthys pardalis
- Sailfin Whiptailcommon — Lamontichthys maracaibero
- Sailfin Whiptailcommon — Lamontichthys stibaros
- San Juan Rubbernosecommon — Chaetostoma palmeri
- Sandpaper Whiptail Catfishcommon — Limatulichthys griseus
- Sanga Whiptailcommon — Rineloricaria sanga
- Santa Cruz whiptail catfishcommon — Rineloricaria strigilata
- São Francisco Cascudocommon — Hypostomus francisci
- São Francisco Plecocommon — Pterygoplichthys etentaculatus
- São Francisco Sailfin Plecocommon — Pterygoplichthys etentaculatus
- Scarlet Cactus Plecocommon — Pseudacanthicus pirarara
- Schilderwelscommon — Pterygoplichthys disjunctivus
- Schizolecis guentheriscientificHypoptopomatinae
- Schomburgk's Bristlenose Plecocommon — Lasiancistrus schomburgkii
- Schreitmueller's Twig Catfishcommon — Farlowella schreitmuelleri
- Scobinancistrus aureatusscientificHypostominae · L014
- Scobinancistrus pariolisposscientificHypostominae
- Scobinancistrus raoniiscientificHypostominae · L082
- Serra do Tombador Bristlenosecommon — Ancistrus tombador
- Shampupa Royal Plecocommon — Panaque titan
- Sharp-nosed Twig Catfishcommon — Farlowella oxyrryncha
- Shitaricommon — Lamontichthys filamentosus
- Shitaricommon — Loricariichthys chanjoo
- Shitaricommon — Rhadinoloricaria condei
- Short-Headed Peckoltiacommon — Peckoltia capitulata
- Short-nosed twig catfishcommon — Farlowella curtirostra
- Short-nosed Whiptailcommon — Sturisoma brevirostre
- Short-snouted Royal Whiptailcommon — Sturisoma brevirostre
- Short-snouted twig catfishcommon — Farlowella curtirostra
- Short-spined Wing Plecocommon — Guyanancistrus brevispinis
- Shortlined Plecocommon — Peckoltia lineola
- Shortspined Guyanancistruscommon — Guyanancistrus brevispinis
- Silver Otocincluscommon — Otocinclus vestitus
- Slank Sugemallecommon — Rineloricaria parva
- Slender Cascudinhocommon — Epactionotus gracilis
- Slender Royal Whiptailcommon — Sturisoma tenuirostre
- Slendertail Rubbernose Plecocommon — Chaetostoma lepturum
- Small Spotted Snowball Plecocommon — Baryancistrus micropunctatus
- Small-eyed Neoplecostomuscommon — Neoplecostomus microps
- Small-eyed Plecocommon — Ancistomus micrommatos
- Small-scaled Whiptailcommon — Rineloricaria microlepidogaster
- Smith's Twig Catfishcommon — Farlowella smithi
- Smooth Hisonotuscommon — Hisonotus laevior
- Smooth Hypostomuscommon — Hypostomus levis
- Smooth Whiptailcommon — Pseudoloricaria laeviuscula
- Snow King Plecocommon — Pterygoplichthys ambrosettii
- Snow Plecocommon — Panaqolus nix
- Snowball Plecocommon — Baryancistrus niveatus
- Snowball plecocommon — Hypancistrus inspector
- Snowflake bristlenosecommon — Ancistrus dolichopterus
- Softspotted Snowball Plecocommon — Baryancistrus isaaci
- Sortmønstret Kaktussugemallecommon — Pseudacanthicus nyktos
- Sortplettet Flyversugemallecommon — Pseudolithoxus dumus
- Southern Blackspotted Plecocommon — Hemiancistrus punctulatus
- Southern Orange-spotted Plecocommon — Hemiancistrus meizospilos
- Southern Sailfin Plecocommon — Pterygoplichthys ambrosettii
- Spatula Whiptailcommon — Spatuloricaria nudiventris
- Spatuloricaria atratoensisscientificLoricariinae
- Spatuloricaria caquetaescientificLoricariinae
- Spatuloricaria curvispinascientificLoricariinae
- Spatuloricaria euacanthagenysscientificLoricariinae
- Spatuloricaria evansiiscientificLoricariinae
- Spatuloricaria fimbriatascientificLoricariinae
- Spatuloricaria gymnogasterscientificLoricariinae
- Spatuloricaria lagoichthysscientificLoricariinae
- Spatuloricaria nudiventrisscientificLoricariinae
- Spatuloricaria phelpsiscientificLoricariinae
- Spatuloricaria puganensisscientificLoricariinae
- Spatuloricaria terracanticumscientificLoricariinae
- Spatuloricaria tuirascientificLoricariinae
- Speckled Dwarf Otocincluscommon — Hisonotus notatus
- Spectracanthicus immaculatusscientificHypostominae · L269
- Spectracanthicus murinusscientificHypostominae
- Spectracanthicus punctatissimusscientificHypostominae · L016
- Spectracanthicus tocantinensisscientificHypostominae · L086
- Spectracanthicus zuanoniscientificHypostominae · L020
- Spiniger Plecocommon — Hypostomus spiniger
- Spiny Monster Plecocommon — Pseudacanthicus spinosus
- Spiny Oyster Chaetostomacommon — Chaetostoma spondylus
- Splendid Needle-jaw Plecocommon — Pareiorhaphis splendens
- Spoon Face Whiptailcommon — Planiloricaria cryptodon
- Spot-fin Bristlenosecommon — Ancistrus stigmaticus
- Spotless Rodent Plecocommon — Spectracanthicus immaculatus
- Spotted Bristlenose Plecocommon — Ancistrus hoplogenys
- Spotted Cactus Plecocommon — Pseudacanthicus spinosus
- Spotted Dwarfplecocommon — Parotocinclus spilosoma
- Spotted hypostomuscommon — Hypostomus punctatus
- Spotted Orange Seam Plecocommon — Hemiancistrus guahiborum
- Spotted Otocincluscommon — Parotocinclus spilosoma
- Spotted Paraguay Plecocommon — Hypostomus albopunctatus
- Spotted Plecocommon — Hypostomus meleagris
- Spotted plecocommon — Hypostomus punctatus
- Spotted Plecocommon — Spectracanthicus punctatissimus
- Spotted Whiptailcommon — Proloricaria lentiginosa
- Spotted Whiptail Catfishcommon — Loricariichthys maculatus
- Spotted-tail Otocincluscommon — Parotocinclus spilurus
- Stachel-Harnischwelscommon — Isorineloricaria spinosissima
- Stannius' Bulldog Plecocommon — Chaetostoma stannii
- Stannius's Rubbernose Plecocommon — Chaetostoma stannii
- Starlight bristlenose plecocommon — Ancistrus dolichopterus
- Starry Plecocommon — Pseudancistrus sidereus
- Steindachner's Whiptail Catfishcommon — Rineloricaria steindachneri
- Stick Catfishcommon — Farlowella amazonum
- Stick Catfishcommon — Farlowella oxyrryncha
- Stick Catfishcommon — Farlowella vittata
- Stone Plecocommon — Lithoxus lithoides
- Stone-sucker Plecocommon — Hypostomus micromaculatus
- Striped Bristlenosecommon — Ancistrus lineolatus
- Striped bulldog plecocommon — Chaetostoma formosae
- Striped Peckoltiacommon — Peckoltia vittata
- Striped Rubbernose Plecostomuscommon — Chaetostoma thomsoni
- Striped-head Plecocommon — Hypostomus strigaticeps
- Struppiger Haischilderwelscommon — Aphanotorulus horridus
- Stübel's Loricariacommon — Loricariichthys stuebelii
- Stübel's Whiptailcommon — Loricariichthys stuebelii
- Sturisoma (trade name)common — Sturisomatichthys aureus
- Sturisoma barbatumscientificLoricariinae
- Sturisoma brevirostrescientificLoricariinae
- Sturisoma graffiniscientificLoricariinae
- Sturisoma guentheriscientificLoricariinae
- Sturisoma lyrascientificLoricariinae
- Sturisoma monopeltescientificLoricariinae
- Sturisoma nigrirostrumscientificLoricariinae
- Sturisoma rostratumscientificLoricariinae
- Sturisoma tenuirostrescientificLoricariinae
- Sturisomatichthys aureusscientificLoricariinae
- Sturisomatichthys caquetaescientificLoricariinae
- Sturisomatichthys citurensisscientificLoricariinae
- Sturisomatichthys dariensisscientificLoricariinae
- Sturisomatichthys festivusscientificLoricariinae
- Sturisomatichthys frenatusscientificLoricariinae
- Sturisomatichthys kneriscientificLoricariinae
- Sturisomatichthys leightoniscientificLoricariinae
- Sturisomatichthys panamensisscientificLoricariinae
- Sturisomatichthys tamanaescientificLoricariinae
- Suckermouth catfishcommon — Hypostomus plecostomus
- Sultan Plecocommon — Leporacanthicus joselimai
- Sunshine Plecocommon — Scobinancistrus aureatus
T
- Tailspotted Otocommon — Otocinclus macrospilus
- Takutu Tiger Plecocommon — Panaqolus claustellifer
- Tamana Whiptailcommon — Sturisomatichthys tamanae
- Tambo Bristlenosecommon — Ancistrus tamboensis
- Tanke Tiger Plecocommon — Panaqolus tankei
- Tapajós Royal Plecocommon — Panaque armbrusteri
- Tapajós Spectracanthicuscommon — Spectracanthicus murinus
- Tapajós-Ancistomuscommon — Ancistomus snethlageae
- Taphorn's Twig Catfishcommon — Farlowella taphorni
- Taphorn's Whiptailcommon — Farlowella taphorni
- Taphorn’s plecocommon — Hypostomus taphorni
- Tapirapé Otocincluscommon — Otocinclus tapirape
- Tefé Whiptailcommon — Rineloricaria teffeana
- Temminck's Bristlenosecommon — Ancistrus temminckii
- Ternetz's Plecocommon — Hypostomus ternetzi
- Tetacommon — Hypostomus robinii
- Thomson's Rubbernosecommon — Chaetostoma thomsoni
- Thorned Bristlenose Catfishcommon — Ancistrus multispinis
- Thread-finned Plecocommon — Hypostomus nematopterus
- Three Beacon Plecocommon — Leporacanthicus triactis
- Three-rayed Bristlenosecommon — Ancistrus triradiatus
- Thunder Royal Plecocommon — Panaque armbrusteri
- Tietê Cascudinhocommon — Corumbataia cuestae
- Tietê Cascudinhocommon — Pseudotocinclus tietensis
- Tiger otocommon — Otocinclus cocama
- Tiger Plecocommon — Pseudolithoxus tigris
- Tiger-cheek Pseudancistruscommon — Pseudancistrus genisetiger
- Tigerkopf-Panaquecommon — Panaqolus changae
- Tigerstriped Plane Plecocommon — Pseudolithoxus tigris
- Tigersugemallecommon — Panaqolus tankei
- Tiquié Plecocommon — Hypostomus kopeyaka
- Titanic Plecocommon — Panaque schaeferi
- Toad Bristlenosecommon — Ancistrus bufonius
- Tocantins-Peckoltiacommon — Peckoltia multispinis
- Tombador Bristlenosecommon — Ancistrus tombador
- Torbes Plecocommon — Cordylancistrus torbesensis
- Transancistrus aequinoctialisscientificHypostominae
- Tricornis Hopliancistruscommon — Hopliancistrus tricornis
- Trinidad Bristlenosecommon — Ancistrus trinitatis
- Trinidad Plecocommon — Hypostomus robinii
- Trinidad Plecocommon — Pterygoplichthys punctatus
- True Cauca Bristlenosecommon — Ancistrus vericaucanus
- Tuira's Whiptailcommon — Spatuloricaria tuira
- Tusken Plecocommon — Leporacanthicus galaxias
- Twig Catfishcommon — Farlowella acus
- Twig Catfishcommon — Farlowella altocorpus
- Twig Catfishcommon — Farlowella amazonum
- Twig catfishcommon — Farlowella hasemani
- Twig Catfishcommon — Farlowella henriquei
- Twig catfishcommon — Farlowella isbruckeri
- Twig Catfishcommon — Farlowella jauruensis
- Twig Catfishcommon — Farlowella knerii
- Twig Catfishcommon — Farlowella mariaelenae
- Twig Catfishcommon — Farlowella martini
- Twig catfishcommon — Farlowella myriodon
- Twig catfishcommon — Farlowella odontotumulus
- Twig Catfishcommon — Farlowella oxyrryncha
- Twig Catfishcommon — Farlowella paraguayensis
- Twig Catfishcommon — Farlowella schreitmuelleri
- Twig Catfishcommon — Farlowella venezuelensis
- Twig Catfishcommon — Farlowella vittata
- Twig catfishcommon — Rineloricaria lanceolata
- Two-spine Rubbernose Plecocommon — Chaetostoma bifurcum
U
- Uacari Plecocommon — Pseudacanthicus histrix
- Uacari-guassúcommon — Pseudacanthicus histrix
- Ucayali Panaquecommon — Panaque schaeferi
- Ucayali Whiptailcommon — Loricariichthys ucayalensis
- Una Plecocommon — Hypostomus unae
- Undecimalis Plecocommon — Pterygoplichthys undecimalis
- Uruguay Bristlenosecommon — Ancistrus taunayi
- Uruguay plecocommon — Hypostomus laplatae
- Uruguayan Whiptailcommon — Rineloricaria thrissoceps
V
- Valenciennes' Whiptail Catfishcommon — Pseudoloricaria laeviuscula
- Vampire Plecocommon — Leporacanthicus galaxias
- Variable Otocommon — Otocinclus flexilis
- Variegated Whiptail Catfishcommon — Crossoloricaria variegata
- Vásquez's Bulldog Plecocommon — Chaetostoma vasquezi
- Vásquez's Rubbernose Plecocommon — Chaetostoma vasquezi
- Vaupés Whiptailcommon — Rineloricaria jurupari
- Velho Chico plecocommon — Hypostomus velhochico
- Venezuelan Andean plecocommon — Hypostomus taphorni
- Venezuelan Blue-eye Panaquecommon — Panaque suttonorum
- Venezuelan Twig Catfishcommon — Farlowella mariaelenae
- Venezuelan Twig Catfishcommon — Farlowella venezuelensis
- Vermiculated Sailfin Catfishcommon — Pterygoplichthys disjunctivus
- Vermiculated Sailfin Plecocommon — Pterygoplichthys disjunctivus
- Viejacommon — Hypostomus uruguayensis
- Vieja Con Barbacommon — Paraloricaria vetula
- Vieja de Aguacommon — Paraloricaria vetula
- Vieja de Aguacommon — Rhinelepis aspera
- Vieja de Colacommon — Paraloricaria vetula
- Violacommon — Loricariichthys melanocheilus
- Viola Catfishcommon — Paraloricaria vetula
- Violinhacommon — Rineloricaria capitonia
- Violinhacommon — Rineloricaria reisi
- Volkswagen Plecocommon — Panaque schaeferi
W
- Watwata Plecocommon — Hypostomus watwata
- Wave Striped Otocommon — Otocinclus caxarari
- Weber's Plecocommon — Hypostomus weberi
- Weber's Sailfin Plecocommon — Pterygoplichthys weberi
- Whiptail Catfishcommon — Acestridium triplax
- Whiptail Catfishcommon — Dasyloricaria filamentosa
- Whiptail Catfishcommon — Farlowella acus
- Whiptail catfishcommon — Farlowella hasemani
- Whiptail catfishcommon — Farlowella isbruckeri
- Whiptail Catfishcommon — Farlowella jauruensis
- Whiptail Catfishcommon — Rhadinoloricaria macromystax
- Whiptail Catfishcommon — Rineloricaria beni
- Whiptail Catfishcommon — Rineloricaria eigenmanni
- Whiptail Catfishcommon — Rineloricaria fallax
- Whiptail Catfishcommon — Rineloricaria heteroptera
- Whiptail catfishcommon — Rineloricaria lanceolata
- Whiptail Catfishcommon — Rineloricaria latirostris
- Whiptail Catfishcommon — Rineloricaria misionera
- Whiptail Catfishcommon — Rineloricaria pentamaculata
- Whiptail Catfishcommon — Sturisoma monopelte
- Whiptail Catfishcommon — Sturisoma rostratum
- Whiptail Plecocommon — Rineloricaria fallax
- Whiptail Plecocommon — Rineloricaria lima
- White Spined Whiptailcommon — Rineloricaria wolfei
- White-browed Otocincluscommon — Hisonotus leucophrys
- White-eyebrow Dwarf Plecocommon — Hisonotus leucophrys
- White-seam bristlenosecommon — Ancistrus dolichopterus
- White-Spotted Bristlenosecommon — Ancistrus leucostictus
- White-spotted plecocommon — Baryancistrus niveatus
- White-spotted Plecocommon — Hypostomus albopunctatus
- White-spotted Spectracanthicuscommon — Spectracanthicus zuanoni
- White-stripe Otocommon — Hisonotus leucofrenatus
- White-tip Vampire Plecocommon — Leporacanthicus joselimai
- Wolverine Plecocommon — Hopliancistrus wolverine
- Woodeating Lasiancistruscommon — Lasiancistrus tentaculatus
- Worm-Line Peckoltiacommon — Peckoltia braueri
- Wormline Dwarf-Ancistruscommon — Ancistrus claro
- Wreath Plecocommon — Pseudancistrus barbatus
- Wucherer's Plecocommon — Hypostomus wuchereri
X
- Xakriabá Otocommon — Otocinclus xakriaba
- Xavante Hopliancistruscommon — Hopliancistrus xavante
- Xingu Peckoltiacommon — Peckoltia vittata
- Xingu Sailfin Plecocommon — Pterygoplichthys xinguensis
Y
- Yaracuy Rubber Plecocommon — Chaetostoma yurubiense
- Yaracuy Rubbernose Plecocommon — Chaetostoma yurubiense
- Yellow Plecocommon — Hypostomus luteus
- Yellow-spotted Hypostomuscommon — Hypostomus margaritifer
- Yellow-spotted Plecocommon — Hypostomus luteomaculatus
- Yellowhead Zebra Plecocommon — Hypancistrus furunculus
- Yogi Plecocommon — Pterygoplichthys punctatus
- Yutajé Bristlenosecommon — Ancistrus yutajae
Z
- Zaina Whiptailcommon — Rineloricaria zaina
- Zapaterocommon — Dasyloricaria filamentosa
- Zebra otocommon — Otocinclus cocama
- Zebra otocincluscommon — Otocinclus cocama
- Zebra plecocommon — Hypancistrus zebra
- Zebrawelscommon — Hypancistrus zebra
- Zucchini Catfishcommon — Isorineloricaria spinosissima
- Zucchini Plecocommon — Isorineloricaria spinosissima
- Zulia Sailfin Plecocommon — Pterygoplichthys zuliaensis