�@�@ •ª—Þƒgƒbƒv
Family Loricariidae�@ƒqƒ‚ƒiƒ}ƒY‰È

---

Sub-Family Hypoptopomatinae EIGENMANN & EIGENMANN 1890�@ƒqƒ|ƒvƒgƒ|ƒ}ˆŸ‰È
�@Ž‰•h‚ðŒ‡‚­�B"ƒIƒgƒVƒ“ƒNƒ‹ƒX"�B



Genus Acestridium^⚲ HASEMAN 1911�@ƒAƒPƒXƒgƒŠƒfƒBƒEƒ€‘®
�@�@�@�¦�© [Sub-Family Acestridiinae ISBRÜCKER & NIJSSEN 1974]�B
�@ƒtƒ@ƒ�ƒEƒGƒ‰Œ^�B

�Ÿ
�@Acestridium colombiense

�Ÿ
�@Acestridium dichromum


�Ÿ
�@Acestridium discum Haseman 1911


�Ÿ
�@Acestridium gymnogaster

�Ÿ
�@Acestridium martini

�Ÿ
�@Acestridium scutatum

�Ÿ
�@Acestridium triplax

---

Genus Chauliocheilos^♂ MARTINS, ANDRADE, ROSA & LANGEANI 2014�@ƒJƒEƒŠƒIƒPƒCƒ�ƒX‘®

�Ÿ
�@Chauliocheilos saxatilis Martins, de Andrade, Rosa & Langeani 2014
�@^*2014�wChauliocheilos saxatilis, a New Genus and Species of Hypoptopomatinae from Rio Jequitinhonha Basin, with a Unique Labial Appendix [Teleostei, Loricariidae]�FFernanda de Oliveira Martins, Breno Neves de Andrade, Alaina Cristine Rosa & Francisco Langeani�x�B

---

Genus Corumbataia^♀ BRITSKI 1997�@ƒRƒ‹ƒ€ƒoƒ^ƒCƒA‘®

�Ÿ
�@Corumbataia acanthodela Thimotheo, Benine, de Oliveira & da Costa e Silva 2020
�@^*2020�wNew Species of the Corumbataia cuestae Group [Siluriformes, Loricariidae] from the Rio Tocantins Basin, with Comments on Its Phylogenetic Relationships�FMateus Giovanni Rocha Thimotheo, Ricardo Cardoso Benine, Claudio de Oliveira & Gabriel de Souza da Costa e Silva�x�B

�Ÿ
�@Corumbataia britskii

�Ÿ
�@Corumbataia cuestae Britski 1997

�Ÿ
�@Corumbataia liliai da Costa e Silva, Roxo, Souza & de Oliveira 2018
�@^*2018�wTwo New Species of Corumbataia [Hypoptopomatinae, Loricariidae] from Rio Corrente, Upper Rio Paraná Basin, Brazil�FGabriel de Souza da Costa e Silva, Fábio Fernandes Roxo, Camila da Silva de Souza & Claudio de Oliveira�x�B

�Ÿ
�@Corumbataia lucianoi da Costa e Silva, Roxo, Souza & de Oliveira 2018
�@^*2018�wTwo New Species of Corumbataia [Hypoptopomatinae, Loricariidae] from Rio Corrente, Upper Rio Paraná Basin, Brazil�FGabriel de Souza da Costa e Silva, Fábio Fernandes Roxo, Camila da Silva de Souza & Claudio de Oliveira�x�B

�Ÿ
�@Corumbataia tocantinensis

�Ÿ
�@Corumbataia veadeiros

---

Genus Curculionichthys^♂ ROXO, SILVA, OCHOA & OLIVEIRA 2015�@ƒNƒ‹ƒNƒŠƒIƒjƒNƒeƒBƒX‘®

�Ÿ
�@Curculionichthys coxipone Roxo, Silva, Ochoa & de Oliveira 2015

�Ÿ
�@Curculionichthys insperatus (Britski & Garavello 2003)
�@�@�@syn.Hisonotus insperatus Britski & Garavello 2003

�Ÿ
�@Curculionichthys itaim Roxo, Dias, Silva & de Oliveira 2017

�Ÿ
�@Curculionichthys karipunus Silva, Roxo, de Melo & de Oliveira 2016

�Ÿ
�@Curculionichthys luteofrenatus (de Miranda-Ribeiro 1908)
�@�@�@syn.Hisonotus leucofrenatus (de Miranda-Ribeiro 1908)
�@�@�@�@�@Microlepidogaster leucofrenata (de Miranda-Ribeiro 1908)
�@�@�@�@�@Otocinclus leucofrenatus de Miranda-Ribeiro 1908
�@"ƒIƒgƒVƒ“ƒlƒOƒ�"�B‚�‚g‚T�D‚O�`‚V�D‚O�E‚Q‚O�`‚Q‚T�Ž�B

�Ÿ
�@Curculionichthys monolechis de Morais, Gamarra & dos Reis 2024
�@^*2024�wA New Species of Curculionichthys [Siluriformes, Loricariidae] from the Saramacca and Marowijne River Basins, Suriname and French Guiana�F Andressa de Morais, Suelen de Paiva Gamarra & Roberto Esser dos Reis�x�B

�Ÿ
�@Curculionichthys oliveirai (Roxo, Zawadzki & Troy 2014)
�@�@�@syn.Hisonotus oliveirai Roxo, Zawadzki & Troy 2014

�Ÿ
�@Curculionichthys paresi (Roxo, Zawadzki & Troy 2014)
�@�@�@syn.Hisonotus paresi Roxo, Zawadzki & Troy 2014

�Ÿ
�@Curculionichthys piracanjubus

�Ÿ
�@Curculionichthys sabaji Roxo, Silva, Ochoa & de Oliveira 2015

�Ÿ
�@Curculionichthys sagaranus Roxo, Silva, Ochoa & de Oliveira 2015

�Ÿ
�@Curculionichthys scaius Calegari, Gamarra & dos Reis 2018
�@^*2018�wA New Species of Curculionichthys [Siluriformes, Hypoptopomatinae] from the Western Border of the Brazilian Shield, Madeira River Basin, Brazil�FCalegari, Bárbara Borges Calegari, Suelen de Paiva Gamarra & Roberto Esser dos Reis�x�B

�Ÿ
�@Curculionichthys tukanus Roxo, Dias, Silva & de Oliveira 2017

---

Genus Epactionotus^♂ REIS & SCHAEFER 1998�@ƒGƒpƒNƒeƒBƒIƒmƒgƒDƒX‘®

�Ÿ
�@Epactionotus advenus Delapieve, Carvalho & dos Reis 2020
�@^*2020�wSpecies Delimitation in a Range-Restricted Group of Cascudinhos [Loricariidae, Epactionotus] Supports Morphological and Genetic Differentiation Across Coastal Rivers of Southern Brazil�FMaria Laurade de Souza Delapieve, Tiago Pinto Carvalho & Roberto Esser dos Reis�x�B

�Ÿ
�@Epactionotus bilineatus Reis & Schaefer 1998

�Ÿ
�@Epactionotus gracilis
�@IUCN Least Concern ver.3.1�B

�Ÿ
�@Epactionotus itaimbezinho

�Ÿ
�@Epactionotus yasi

---

Genus Eurycheilichthys^♂ REIS & SCHAEFER 1993�@ƒGƒEƒŠƒPƒCƒŠƒNƒeƒBƒX‘®
�@�@�@�¦��Genus Eurycheilus^♂ REIS & SCHAEFER 1992�B
�@�@�@�¦�‚Genus Eurycheilus^♂ SEPTFONTAINE 1970 [Ammonoidea, Cephalopoda]�B

�Ÿ
�@Eurycheilichthys apocremnus Reis 2017

�Ÿ
�@Eurycheilichthys castaneus Reis 2017

�Ÿ
�@Eurycheilichthys coryphaenus Reis 2017

�Ÿ
�@Eurycheilichthys limulus Reis & Schaefer 1998
�@IUCN Least Concern ver.3.1�B

�Ÿ
�@Eurycheilichthys luisae Reis 2017

�Ÿ
�@Eurycheilichthys pantherinus (Reis & Schaefer 1992)
�@�@�@syn.Eurycheilus pantherinus Reis & Schaefer 1992

�Ÿ
�@Eurycheilichthys paucidens Reis 2017

�Ÿ
�@Eurycheilichthys planus Reis 2017

�Ÿ
�@Eurycheilichthys vacariensis Reis 2017

---

Genus Gymnotocinclus^♂ CARVALHO, LEHMANN & REIS 2008�@ƒMƒ€ƒmƒgƒLƒ“ƒNƒ‹ƒX‘®

�Ÿ
�@Gymnotocinclus anosteos Carvalho, Lehmann-Albornoz & Reis 2008

�Ÿ
�@Gymnotocinclus canoeiro Roxo, Silva, Ochoa & Zawadzki 2017

---

Genus Hisonotus^♂ EIGENMANN & EIGENMANN 1889�@ƒqƒ\ƒmƒgƒDƒX‘®
�@�@�@�¦�© [Hisonotini ROXO, OCHOA, SABAJ, LUJAN, COVAIN, SILVA, MELO, ALBERT, CHANG, FORESTI, ALFARO & OLIVEIRA 2019]�B

�Ÿ
�@Hisonotus aky
�@�@�@syn.Epactionotus aky


�Ÿ
�@Hisonotus alberti Roxo, Silva, Waltz & de Melo 2016

�Ÿ
�@Hisonotus armatus

�Ÿ
�@Hisonotus bocaiuvus Roxo, Silva, Oliveira & Zawadzki 2013

�Ÿ
�@Hisonotus brunneus

�Ÿ
�@Hisonotus carreiro

�Ÿ
�@Hisonotus charruus
�@‹D�…ˆæ�i“ü�«�B

�Ÿ
�@Hisonotus depressicaudus
�@�@�@syn.Microlepidogaster depressicauda
�@�@�@�@�@Otocinclus depressicaudus

�Ÿ
�@Hisonotus depressinotus
�@�@�@syn.Microlepidogaster depressinota

�Ÿ
�@Hisonotus devidei Roxo, da Costa e Silva & Melo 2018
�@^*2018�wHisonotus devidei, a New Species from the Sao Francisco Basin, Brazil [Siluriformes: Loricariidae]�FFábio Fernandes Roxo, Gabriel de Souza da Costa e Silva & Bruno Francelino Melo�x�B

�Ÿ
�@Hisonotus francirochai
�@�@�@syn.Microlepidogaster francirochai
�@�@�@�@�@Otocinclus francirochai

�Ÿ
�@Hisonotus heterogaster

�Ÿ
�@Hisonotus hungy

�Ÿ
�@Hisonotus iotus

�Ÿ
�@Hisonotus laevior
�@�@�@syn.Hisonotus leptochilus
�@�@�@�@�@Microlepidogaster laevior
�@�@�@�@�@Microlepidogaster leptochila
�@�@�@�@�@Otocinclus laevior
�@�@�@�@�@Otocinclus leptochilus

�Ÿ
�@Hisonotus leucophrys

�Ÿ
�@Hisonotus luteofrenatus


�Ÿ
�@Hisonotus maculipinnis
�@�@�@syn.Microlepidogaster maculipinnis
�@�@�@�@�@Otocinclus maculipinnis

�Ÿ
�@Hisonotus megaloplax

�Ÿ
�@Hisonotus montanus

�Ÿ
�@Hisonotus nigricaudus
�@�@�@syn.Microlepidogaster nigricauda
�@�@�@�@�@Otocinclus nigricaudus

�Ÿ
�@Hisonotus notatus Eigenmann & Eigenmann 1889
�@�@�@syn.Microlepidogaster notata (Eigenmann & Eigenmann 1889)
�@�@�@�@�@Otocinclus notatus (Eigenmann & Eigenmann 1889)
�@‚�‚g‚U�D‚T�`‚V�D‚T�E‚Q‚Q�`‚Q‚S�Ž�B

�Ÿ
�@Hisonotus notopagos

�Ÿ
�@Hisonotus pachysarkos Zawadzki, Roxo & da Graça 2016
�@^*2016�wHisonotus pachysarkos, a New Species of Cascudinho from the rio Ivai Basin, Upper Rio Parana System, Brazil [Loricariidae, Otothyrinae�FCláudio Henrique Zawadzki, Fábio Fernandes Roxo & Weferson Júnio da Graça�x�B

�Ÿ
�@Hisonotus paulinus
�@�@�@syn.Microlepidogaster paulina
�@�@�@�@�@Otocinclus paulinus

�Ÿ
�@Hisonotus pratus

�Ÿ
�@Hisonotus ringueleti
�@�@�@syn.Hisonotus candombe

�Ÿ
�@Hisonotus taimensis
�@�@�@syn.Microlepidogaster taimensis

�Ÿ
�@Hisonotus thayeri Martins & Langeani 2016

�Ÿ
�@Hisonotus vespuccii Roxo, Silva & Oliveira 2015

�Ÿ
�@Hisonotus vireo

---

Genus Hypoptopoma^⚲ GÜNTHER 1868�@ƒqƒ|ƒvƒgƒ|ƒ}‘®
�@�@�@�¦�{Genus Aristommata^♀ HOLMBERG 1893 (Type species : Aristommata inexpectata Holmberg 1893)�B
�@�@�@�¦�{Genus Diapeltoplites^♂ FOWLER 1915 (Type species : Hypoptopoma gulare Cope 1878)�B
�@�@�@�¦��Genus Hypostomatinum^⚲ GÜNTHER 1868�B
�@�@�@�¦�© [Sub-Family Hypoptopominae EIGENMANN & EIGENMANN 1890]�B
�@"ƒWƒƒƒCƒAƒ“ƒgƒIƒgƒLƒ“ƒNƒ‹ƒX"�B

�Ÿ
�@Hypoptopoma baileyi

�Ÿ
�@Hypoptopoma bianale

�Ÿ
�@Hypoptopoma brevirostratum

�Ÿ
�@Hypoptopoma elongatum

�Ÿ
�@Hypoptopoma guianense

�Ÿ
�@Hypoptopoma gulare Cope 1878
�@�@�@syn.Diapeltoplites gulare (Cope 1878)
�@�@�@�@�@Hypoptopoma joberti
�@�@�@�@�@Otocinclus joberti
�@‚�‚g‚V�D‚O�E‚Q‚R�`‚Q‚U�Ž�B

�Ÿ
�@Hypoptopoma incognitum

�Ÿ
�@Hypoptopoma inexspectatum (Holmberg 1893)
�@�@�@syn.Aristommata inexspectata Holmberg 1893
�@�@�@�@�@Hypoptopoma guentheri
�@�@�@�@�@Oxyropsis guentheri
�@�@�@�@�@Oxyropsis inexspectata (Holmberg 1893)

�Ÿ
�@Hypoptopoma machadoi Aquino & Schaefer 2010

�Ÿ
�@Hypoptopoma muzuspi

�Ÿ
�@Hypoptopoma psilogaster

�Ÿ
�@Hypoptopoma steindachneri

�Ÿ
�@Hypoptopoma thoracatum Günther 1868
�@�@�@syn.Hypoptopoma bilobatum Cope 1871
�@�@�@�@�@Hypoptoporna bilobata (Cope 1871) Cope 1874
�@�@�@�@�@Hypostomatinum thoracatum (Günther 1868)
�@^*1871�wContribution to the Ichthyology of the Marañon 1870�FEdward Drinker Cope�x�B
�@^*1874�wOn Some Batrachia and Nematognathi Brought from the Upper Amazon by Prof.Orton�FEdward Drinker Cope�x�B
�@‚�‚g‚T�D‚O�`‚V�D‚T�E‚Q‚R�`‚Q‚V�Ž�B
Hypoptopoma bilobatum=Hypoptopoma thoracatum

---

Genus Lampiella^♀ ISBRÜCKER ex ISBRÜCKER, SEIDEL, MICHELS, SCHRAML & WERNER 2001�@ƒ‰ƒ€ƒsƒGƒ‹ƒ‰‘®
�@�@�@�¦�© [Lampiellini ISBRÜCKER ex ISBRÜCKER, SEIDEL, MICHELS, SCHRAML & WERNER 2001]�B

�Ÿ
�@Lampiella gibbosa (de Miranda-Ribeiro 1908)
�@�@�@syn.Otocinclus gibbosus de Miranda-Ribeiro 1908
�@‚Q‚Q�`‚Q‚T�Ž�B

---

Genus Microlepidogaster^♀ EIGENMANN & EIGENMANN 1889�@ƒ~ƒNƒ�ƒŒƒsƒhƒKƒXƒeƒ‹‘®

�Ÿ
�@Microlepidogaster arachas Martins, Calegari & Langeani 2013
�@^*2013�wMicrolepidogaster arachas, a New Species of Hypoptopomatine Cat-Fish [Siluriformes, Loricariidae] from the Upper Rio Parana Basin, Brazil�FFernanda de Oliveira Martins, Bárbara Borges Calegari & Francisco Langeani�x�B

�Ÿ
�@Microlepidogaster bourguyi de Miranda-Ribeiro 1911

�Ÿ
�@Microlepidogaster dimorpha

�Ÿ
�@Microlepidogaster disca Martins, Calegari & Langeani 2014
�@^*2014�wMicrolepidogaster discus, a New Species of Hypoptopomatinae [Siluriformes, Loricariidae] from the Rio Jequitinhonha Basin, South-Eastern Brazil�FFernanda de Oliveira Martins, Alaina Cristine Rosa & Francisco Langeani�x�B

�Ÿ
�@Microlepidogaster discontenta Calgari, Silva & Reis 2014

�Ÿ
�@Microlepidogaster longicolla

�Ÿ
�@Microlepidogaster negomata Martins, Cherobim, de Andrade& Langeani 2017
�@^*2017�wMicrolepidogaster negomata, a New Hypoptopomatine Cat-Fish [Loricariidae, Hypoptopomatinae] from Rio Sao Francisco Basin, South-Eastern Brazil�FFernanda de Oliveira Martins, Arieli M.Cherobim, Breno Neves de Andrade & Francisco Langeani�x�B

�Ÿ
�@Microlepidogaster perforata Eigenmann & Eigenmann 1889

�Ÿ
�@Microlepidogaster roseae Martins 2022
�@^*2022�wA New Species of Microlepidogaster [Loricariidae, Hypoptopomatinae] from Rio Pardo, a Coastal Drainage in Eastern Brazil�FFernanda de Oliveira Martins�x�B

---

Genus Leptotocinclus^♂ DELAPIEVE, LEHMANN-ALBORNOZ & REIS 2017�@ƒŒƒvƒgƒgƒLƒ“ƒNƒ‹ƒX‘®

�Ÿ
�@Leptotocinclus ctenistus Delapieve, Lehmann-Albornoz & dos Reis 2017
�@^*2017�wAn Appraisal of the Phylogenetic Relationships of Hypoptopomatini cascudinhos with Description of Two New Genera and Three New Species [Siluriformes, Loricariidae]�FMaria Laurade de Souza Delapieve, Pablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Leptotocinclus madeirae Delapieve, Lehmann-Albornoz & dos Reis 2017
�@^*2017�wAn Appraisal of the Phylogenetic Relationships of Hypoptopomatini cascudinhos with Description of Two New Genera and Three New Species [Siluriformes, Loricariidae]�FMaria Laurade de Souza Delapieve, Pablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

---

Genus Nannoptopoma^⚲ SCHAEFER 1996�@ƒiƒ“ƒmƒvƒgƒ|ƒ}‘®

�Ÿ
�@Nannoptopoma spectabile (Eigenmann 1914)
�@�@�@syn.Hypoptopoma spectabile (Eigenmann 1914)
�@�@�@�@�@Otocinclus spectabilis Eigenmann 1914

�Ÿ
�@Nannoptopoma sternoptychum (Schaefer 1996)
�@�@�@syn.Hypoptopoma sternoptychum Schaefer 1996

---

Genus Nannoxyropsis^♀ DELAPIEVE, LEHMANN-ALBORNOZ & REIS 2017�@ƒiƒ“ƒmƒLƒVƒ�ƒvƒVƒX‘®

�Ÿ
�@Nannoxyropsis acicula Delapieve, Lehmann-Albornoz & dos Reis 2017
�@^*2017�wAn Appraisal of the Phylogenetic Relationships of Hypoptopomatini cascudinhos with Description of Two New Genera and Three New Species [Siluriformes, Loricariidae]�FMaria Laurade de Souza Delapieve, Pablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Nannoxyropsis ephippia (Aquino & Sabaj-Pérez 2016)
�@�@�@syn.Oxyropsis ephippia Aquino & Sabaj-Pérez 2016
�@^*2016�wOxyropsis ephippia, a New Hypoptopomatine Cat-Fish [Siluriformes, Loricariidae] from Guyana�FAdriana Elbia Aquino & Mark Henry Sabaj-Pérez�x�B

---

Genus Niobichthys^♂ SCHAEFER & PROVENZANO 1998�@ƒjƒIƒrƒNƒeƒBƒX‘®

�Ÿ
�@Niobichthys ferrarisi Schaefer & Provenzano 1998

---

Genus Otocinclus^♂ COPE 1871�@ƒIƒgƒLƒ“ƒNƒ‹ƒX‘®
�@�@�@�¦�{Genus Macrotocinclus^♂ ISBRÜCKER & SEIDEL 2001 (Type species : Otocinclus affinis Steindachner 1877)�B
�@�@�@�¦�© [Otocinclini ISBRÜCKER 1979]�B

�Ÿ
�@Otocinclus affinis Steindachner 1877
�@�@�@syn.Macrotocinclus affinis (Steindachner 1877)
�@"ƒS�[ƒ‹ƒfƒ“ƒIƒgƒLƒ“ƒNƒ‹ƒX"�B‚�‚g‚U�D‚O�`‚W�D‚O�E‚Q‚O�`‚Q‚U�Ž�B


�Ÿ
�@Otocinclus arnoldi

�Ÿ
�@Otocinclus batmani

�Ÿ
�@Otocinclus bororo

�Ÿ
�@Otocinclus caxarari

�Ÿ
�@Otocinclus cocamus
�@"ƒjƒ…�[ƒ[ƒuƒ‰ƒIƒgƒVƒ“"�B

�Ÿ
�@Otocinclus flexilis
�@�@�@syn.Otocinclus fimbriatus
�@"ƒOƒŠ�[ƒ“ƒIƒgƒVƒ“"�B—‘‚ðŽç‚ç‚È‚¢�B‚�‚g‚U�D‚T�`‚V�D‚W�E‚Q‚O�`‚Q‚T�Ž�B

�Ÿ
�@Otocinclus hasemani

�Ÿ
�@Otocinclus hoppei

�Ÿ
�@Otocinclus huaorani

�Ÿ
�@Otocinclus juruenae Ribeiro & Lehmann-Albornoz 2016

�Ÿ
�@Otocinclus macrospilus

�Ÿ
�@Otocinclus mangabus

�Ÿ
�@Otocinclus mariae

�Ÿ
�@Otocinclus mimulus

�Ÿ
�@Otocinclus murus

�Ÿ
�@Otocinclus tapirape

�Ÿ
�@Otocinclus vestitus Cope 1872
�@^*1871-1872�wOn the Fishes of the Ambyiacu River 1872�FEdward Drinker Cope�x�B

�Ÿ
�@Otocinclus vittatus Cope 1872
�@‚�‚g‚U�D‚O�`‚V�D‚T�E‚Q‚O�`‚Q‚T�Ž�B


�Ÿ
�@Otocinclus xakriabus

---

Genus Otothyris^♀ MYERS 1927�@ƒIƒgƒeƒBƒŠƒX‘®
�@�@�@�¦�© [Otothyrini SCHAEFER 1991]�B

�Ÿ
�@Otothyris juquiae

�Ÿ
�@Otothyris lophophanes (Eigenmann & Eigenmann 1889)
�@�@�@syn.Microlepidogaster lophophanes (Eigenmann & Eigenmann 1889)
�@�@�@�@�@Otocinclus cephalacanthus de Miranda-Ribeiro 1911
�@�@�@�@�@Otocinclus lophophanes (Eigenmann & Eigenmann 1889)
�@�@�@�@�@Otothyris canalifera Myers 1927
�@�@�@�@�@�@�@�¦–ÍŽ®Ží�A’A‚µ�æ‚É‹L�Ú‚³‚ꂽ Rhinelepis lophophanes Eigenmann & Eigenmann 1889 ‚É“��‡�B
�@�@�@�@�@Otothyris cephalacantha (de Miranda-Ribeiro 1911)
�@�@�@�@�@Rhinelepis lophophanes Eigenmann & Eigenmann 1889
�@‚�‚g‚U�D‚O�`‚V�D‚O�E‚Q‚O�`‚Q‚S�Ž�B

�Ÿ
�@Otothyris rostrata
�@IUCN Least Concern ver.3.1�B

�Ÿ
�@Otothyris travassosi

---

Genus Otothyropsis^♀ RIBEIRO, CARVALHO & MELO 2005�@ƒIƒgƒeƒBƒ�ƒvƒVƒX‘®

�Ÿ
�@Otothyropsis alicula Lippert, Calegari & Reis 2014

�Ÿ
�@Otothyropsis biamnica Calegari, Lehmann-Albornoz & dos Reis 2013

�Ÿ
�@Otothyropsis dialeukos Calegari, Morlis & Reis 2017

�Ÿ
�@Otothyropsis marapoama Ribeiro, Carvalho & de Melo 2005

�Ÿ
�@Otothyropsis piribebuy


�Ÿ
�@Otothyropsis polyodon Calegari, Lehmann-Albornoz & dos Reis 2013

---

Genus Oxyropsis^♀ EIGENMANN & EIGENMANN 1889�@ƒIƒLƒVƒ�ƒvƒVƒX‘®

�Ÿ
�@Oxyropsis acutirostris
�@�@�@syn.Hypoptopoma acutirostre

�Ÿ
�@Oxyropsis carinata
�@�@�@syn.Hypoptopoma carinatum
�@‚Q‚O�`‚Q‚T�Ž�B

�Ÿ
�@Oxyropsis wrightiana Eigenmann & Eigenmann 1889
�@�@�@syn.Hypoptopoma wrightianum (Eigenmann & Eigenmann 1889)
�@IUCN Least Concern ver.3.1�B

---

Genus Parotocinclus^♂ (EIGENMANN & EIGENMANN 1889)�@ƒpƒ�ƒgƒLƒ“ƒNƒ‹ƒX‘®
�@�@�@�¦��Genus Hisonotus^♂ EIGENMANN & EIGENMANN 1889 Sub-Genus Parotocinclus^♂ EIGENMANN & EIGENMANN 1889�B

�Ÿ
�@Parotocinclus adamanteus Pereira, Santos, de Pinna & dos Reis 2019
�@^*2019�wAn Enigmatic New Loricariid [Actinopterygii, Siluriformes] from Relictual Upper Reaches of Chapada Diamantina, Bahia, Brazil�FEdson Henrique Lopes Pereira, Alexandre Clistenes de Alcântara Santos, Mário César Cardoso de Pinna & Roberto Esser dos Reis�x�B

�Ÿ
�@Parotocinclus amazonensis Garavello 1977
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@‚�‚g‚U�D‚O�`‚V�D‚O�E‚Q‚Q�`‚Q‚S�Ž�B

�Ÿ
�@Parotocinclus arandai

�Ÿ
�@Parotocinclus aripuanensis
�@�@�@syn.Parotocinclus aripuanus

�Ÿ
�@Parotocinclus bahiensis
�@�@�@syn.Microlepidogaster bahiensis

�Ÿ
�@Parotocinclus bidentatus

�Ÿ
�@Parotocinclus cabessadecuius Ramos, Lima & da Costa-Ramos 2017

�Ÿ
�@Parotocinclus cearensis

�Ÿ
�@Parotocinclus cesarpintoi
�@‚Q‚T�`‚R‚O�Ž�B

�Ÿ
�@Parotocinclus cristatus
�@‚Q‚Q�`‚Q‚T�Ž�B

�Ÿ
�@Parotocinclus doceanus
�@�@�@syn.Microlepidogaster doceana

�Ÿ
�@Parotocinclus fluminensis Roxo, Melo, Silva & de Oliveira 2017

�Ÿ
�@Parotocinclus haroldoi
�@IUCN Least Concern ver.3.1�B

�Ÿ
�@Parotocinclus jacksoni Ramos, Lustosa-Costa, Barros-Neto & Barbosa 2021
�@^*2021�wParotocinclus jacksoni, a New Hypoptopomatine Catfish [Siluriformes, Loricariidae] from the Rio Mamanguape Basin, North-Eastern Brazil�FTelton Pedro Anselmo Ramos, Silvia Yasmin Lustosa-Costa, Luciano Freitas Barros-Neto & José Etham de Lucena Barbosa�x�B

�Ÿ
�@Parotocinclus jacumirim da Silva-Junior, Ramos & Zanata 2020
�@^*2020�wA New Species of Parotocinclus with Reduced Adipose Fin [Loricariidae, Hypoptopomatinae], from the Rio Jacuipe Basin, Bahia State, Brazil�FDario Ernesto da Silva-Junior, Telton Pedro Anselmo Ramos & Angela Maria Zanata�x�B

�Ÿ
�@Parotocinclus jequi Lehmann-Albornoz, Koech-Braun, Pereira & Reis 2013

�Ÿ
�@Parotocinclus jimi
�@‚Q‚Q�`‚Q‚T�Ž�B

�Ÿ
�@Parotocinclus jumbo

�Ÿ
�@Parotocinclus maculicaudus (Steindachner 1877)
�@�@�@syn.Otocinclus maculicaudus Steindachner 1877
�@�@�@�@�@Parotocinclus steindachneri
�@"ƒIƒŒƒ“ƒWƒGƒbƒWƒIƒgƒVƒ“"�B‚�‚g‚U�D‚T�`‚V�D‚T�E‚Q‚O�`‚Q‚S�Ž�B

�Ÿ
�@Parotocinclus minutus

�Ÿ
�@Parotocinclus muriaensis

�Ÿ
�@Parotocinclus nandae Lehmann-Albornoz, Camelier & Zanata 2020
�@^*2020�wParotocinclus nandae, a New Distinctive Colored Cat-Fish [Loricariidae, Hypoptopomatinae] from the Upper Rio Paraguaçu, Bahia State, North-Eastern Brazil�FPablo César Lehmann-Albornoz, Priscila Camelier & Angela Zanata�x�B

�Ÿ
�@Parotocinclus planicaudus

�Ÿ
�@Parotocinclus pratus

�Ÿ
�@Parotocinclus pukuixe da Silva-Junior & Zanata 2022
�@^*2022�wA New Species of Parotocinclus [Loricariidae, Hypoptopomatinae] from the Rio Pardo Basin, Bahia State, Brazil, with Comments on Sexually Dimorphic Traits of the Nares and Olfactory Lamellae�FDario Ernesto da Silva-Junior & Angela Maria Zanata�x�B

�Ÿ
�@Parotocinclus robustus Lehmann-Albornoz & Reis 2012

�Ÿ
�@Parotocinclus seridoensis Ramos, Barris-Neto, Britski & Lima 2013

�Ÿ
�@Parotocinclus spilosomus
�@�@�@syn.Plecostomus spilosomus
�@‚�‚g‚T�D‚W�`‚V�D‚T�E‚Q‚Q�`‚Q‚W�Ž�B


�Ÿ
�@Parotocinclus spilurus
�@�@�@syn.Plecostomus spilurus

�Ÿ
�@Parotocinclus variolus Lehmann-Albornoz, Schvambach & Reis 2015

---

Genus Plesioptopoma^⚲ REIS, PEREIRA & LEHMANN-ALBORNOZ 2012�@ƒvƒŒƒVƒIƒvƒgƒ|ƒ}‘®

�Ÿ
�@Plesioptopoma curvidens Reis, Pereira & Lehmann-Albornoz 2012

---

Genus Pseudotocinclus^♂ NICHOLS 1919�@ƒvƒZƒEƒhƒgƒLƒ“ƒNƒ‹ƒX‘®

�Ÿ
�@Pseudotocinclus juquiae

�Ÿ
�@Pseudotocinclus parahybae
�@
�Ÿ
�@Pseudotocinclus tietensis (von Ihering 1907)
�@�@�@syn.Otocinclus tietensis von Ihering 1907
�@�@�@�@�@Pseudotocinclus intermedius Nichols 1919
�@�@�@�@�@�@�@�¦–ÍŽ®Ží�A’A‚µ�æ‚É‹L�Ú‚³‚ꂽ Otocinclus tietensis von Ihering 1907 ‚É“��‡�B
�@IUCN Vulnerable�@ B1ab(i,iii,iv,v)�@ ver.3.1�B

---

Genus Pseudotothyris^♀ BRITSKI & GARAVELLO 1984�@ƒvƒZƒEƒhƒgƒeƒBƒŠƒX‘®
�@Ž‰•h‚ðŒ‡‚­�B

�Ÿ
�@Pseudotothyris ignota Martins, Britski & Langeani 2014

�Ÿ
�@Pseudotothyris janeirensis

�Ÿ
�@Pseudotothyris obtusa (de Miranda-Ribeiro 1911)
�@�@�@syn.Otocinclus obtusus de Miranda-Ribeiro 1911

---

Genus Rhinolekos^♂ MARTINS, LANGEANI & COSTA 2011�@ƒŠƒmƒŒƒRƒX‘®

�Ÿ
�@Rhinolekos arachas (Martins, Calegari & Langeani 2013)
�@�@�@syn.Microlepidogaster arachas Martins, Calegari & Langeani 2013
�@^*2013�wMicrolepidogaster arachas, a New Species of Hypoptopomatine Cat-Fish [Siluriformes, Loricariidae] from the Upper Rio Parana Basin, Brazil�FFernanda de Oliveira Martins, Bárbara Borges Calegari & Francisco Langeani�x�B

�Ÿ
�@Rhinolekos britskii Martins, Langeani & Costa 2011 non Boeseman 1974

�Ÿ
�@Rhinolekos capetingus Roxo, Ochoa, Silva & Oliveira 2015

�Ÿ
�@Rhinolekos garavelloi Martins, Langeani & Costa 2011

�Ÿ
�@Rhinolekos schaeferi Martins, Langeani & Costa 2011

---

Genus Rhinotocinclus^♂ DOS REIS & LEHMANN-ALBORNOZ 2022�@ƒŠƒmƒgƒLƒ“ƒNƒ‹ƒX‘®

�Ÿ
�@Rhinotocinclus acuen (Silva, Roxo & Oliveira 2014) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Hisonotus acuen Silva, Roxo & Oliveira 2014
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus bockmanni (Carvalho & Datovo 2012) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Hisonotus bockmanni Carvalho & Datovo 2012
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus britskii (Boeseman 1974) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus britskii Boeseman 1974 non Martins, Langeani & Costa 2011
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B
�@‚Q‚Q�`‚Q‚V�Ž�B


�Ÿ
�@Rhinotocinclus chromodontus (Bristski & Garavello 2007) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Hisonotus chromodontus Bristski & Garavello 2007
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus collinsae (Schmidt & Ferraris 1985) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus collinsae Schmidt & Ferraris 1985
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus dani (Roxo, Silva & de Oliveira 2016) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus dani Roxo, Silva & de Oliveira 2016
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus dinizae (da Silva, da Costa e Silva, Venere, da Silva & Roxo 2020) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Hisonotus dinizae da Silva, da Costa e Silva, Venere, da Silva & Roxo 2020
�@^*2020�wDescription of a New Species of Hisonotus [Loricariidae, Siluriformes] from Rio Araguaia Basin�FLuís Ricardo Ribeiro da Silva, Gabriel de Souza da Costa e Silva, Paulo Cesar Venere, Hugmar Pains da Silva & Fábio Fernandes Roxo�x�B

�Ÿ
�@Rhinotocinclus discolor dos Reis & Lehmann-Albornoz 2022
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus eppleyi (Schaefer & Provenzano 1993) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus eppleyi Schaefer & Provenzano 1993
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B


�Ÿ
�@Rhinotocinclus halbothi (Lehmann-Albornoz, Lazzarotto & dos Reis 2014) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus halbothi Lehmann-Albornoz, Lazzarotto & dos Reis 2014
�@^*2014�wParotocinclus halbothi, a New Species of Small Armored Cat-Fish [Loricariidae, Hypoptopomatinae], from the Trombetas and Marowijne River Basins, in Brazil and Suriname�FPablo César Lehmann-Albornoz, Henrique Lazzarotto & Roberto Esser dos Reis�x�B
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus hardmani (Lehmann-Albornoz, Lujan & dos Reis 2022) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus hardmani Lehmann-Albornoz, Lujan & dos Reis 2022
�@^*2022�wA New Species of Armored Cat-Fish [Loricariidae, Hypoptopomatinae] Syntopic and Superficially Similar to Parotocinclus collinsae, from the Potaro River Basin, Guyana�FPablo César Lehmann-Albornoz, Nathan K.Lujan & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus herus (Gamarra, Calegari & dos Reis 2019) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Curculionichthys herus Gamarra, Calegari & dos Reis 2019
�@^*2019�wA New Species of Curculionichthys [Siluriformes, Loricariidae] from the North Edge of the Brazilian Shield, Lower Amazon Basin�FSuelen de Paiva Gamarra, Calegari, Bárbara Borges Calegari & Roberto Esser dos Reis�x�B
�@^*2022�wA New Species of Armored Cat-Fish [Loricariidae, Hypoptopomatinae] Syntopic and Superficially Similar to Parotocinclus collinsae, from the Potaro River Basin, Guyana�FPablo César Lehmann-Albornoz, Nathan K.Lujan & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus isabelae dos Reis & Lehmann-Albornoz 2022
�@^*2022�wA New Species of Armored Cat-Fish [Loricariidae, Hypoptopomatinae] Syntopic and Superficially Similar to Parotocinclus collinsae, from the Potaro River Basin, Guyana�FPablo César Lehmann-Albornoz, Nathan K.Lujan & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus jumaorus (Dias, da Costa e Silva, de Oliveira & Roxo 2018) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Hisonotus jumaorus Dias, da Costa e Silva, de Oliveira & Roxo 2018
�@^*2018�wA New Species of Hisonotus [Siluriformes, Loricariidae] from Aripuaña River, Amazon Basin, Brazil�FAngélica Corrêa Dias, Gabriel de Souza da Costa e Silva, Claudio de Oliveira & Fábio Fernandes Roxo�x�B
�@^*2022�wA New Species of Armored Cat-Fish [Loricariidae, Hypoptopomatinae] Syntopic and Superficially Similar to Parotocinclus collinsae, from the Potaro River Basin, Guyana�FPablo César Lehmann-Albornoz, Nathan K.Lujan & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus kwarup (Lehmann-Albornoz & dos Reis 2021) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus kwarup Lehmann-Albornoz & dos Reis 2021
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus longirostris (Garavello 1988) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus longirostris Garavello 1988
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B
�@IUCN Least Concern ver.3.1�B

�Ÿ
�@Rhinotocinclus loxochelis dos Reis & Lehmann-Albornoz 2022
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus marginalis dos Reis & Lehmann-Albornoz 2022
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus pentakelis (Roxo, Messias & da Costa e Silva 2019) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus pentakelis Roxo, Messias & da Costa e Silva 2019
�@^*2019�wA New Species of Parotocinclus [Loricariidae, Hypoptopomatinae] from Rio Tocantins Basin, Brazil�FFábio Fernandes Roxo, Felipe L.Messias & Gabriel de Souza da Costa e Silva�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus pilosus dos Reis & Lehmann-Albornoz 2022
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B

�Ÿ
�@Rhinotocinclus polyochrus (Schaefer 1988) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus polyochrus Schaefer 1988
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus variolus (Lehmann-Albornoz, Schvambach & Reis 2015) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus variolus Lehmann-Albornoz, Schvambach & Reis 2015
�@^*2021�wA New Species of the Armored Cat-Fish Parotocinclus [Loricariidae, Hypoptopomatinae] from the Upper Xingu River Basin, Brazil�FPablo César Lehmann-Albornoz & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

�Ÿ
�@Rhinotocinclus yakus (Lehmann-Albornoz, de Lima & dos Reis 2018) dos Reis & Lehmann-Albornoz 2022
�@�@�@syn.Parotocinclus yakus Lehmann-Albornoz, de Lima & dos Reis 2018
�@^*2018�wParotocinclus yaka, a New Species of Armored Cat-Fish [Loricariidae, Hypoptopomatinae], from the Amazon Basin in Brazil�FPablo Lehmann-Albornoz, Flávio César Thadeo de Lima & Roberto Esser dos Reis�x�B
�@^*2022�wA New Genus of Armored Cat-Fish [Siluriformes, Loricariidae] from the Greater Amazon, with a Review of the Species and Description of Five New Species�FRoberto Esser dos Reis & Pablo César Lehmann-Albornoz�x�B

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Genus Schizolecis^♀ BRITSKI & GARAVELLO 1984�@ƒXƒLƒ]ƒŒƒLƒX‘®

�Ÿ
�@Schizolecis guntheri (de Miranda-Ribeiro 1918)
�@ �@�@�@syn.Microlepidogaster guntheri de Miranda-Ribeiro 1918
�@�@�@�@�@Pseudotocinclus ribeiroi Gomes 1955

---