Myleus micans

(Lütken, 1875)

Nematocharax venustus

Weitzman, Menezes & Britski, 1986

Neofundulus acutirostratus

Costa, 1992

Neoplecostomus doceensis

Roxo, Silva, Zawadzki & Oliveira, 2014

Neoplecostomus franciscoensis

Langeani, 1990

Neoplecostomus pirangaensis

Oliveira & Oyakawa, 2019

Odontostilbe avanhandava

Chuctaya, Bührnheim & Malabarba, 2018

Odontostilbe pacaasnovos

Chuctaya, Ohara & Malabarba, 2020

Odontostilbe weitzmani

Chuctaya, Bührnheim & Malabarba, 2018

Oligosarcus argenteus

Günther, 1864

Oligosarcus macrolepis

(Steindachner, 1877)

Oligosarcus pintoi

Amaral Campos, 1945

Ophthalmolebias perpendicularis

(Costa, Nielsen & de Luca, 2001)

Opisthonema oglinum

(Lesueur, 1818)

Oreochromis niloticus

(Linnaeus, 1758)

Orthospinus franciscensis

(Eigenmann, 1914)

Otocinclus xakriaba

Schaefer, 1997

Oxydoras niger

(Valenciennes, 1821)

Pachyurus adspersus

Steindachner, 1879

Pachyurus francisci

(Cuvier, 1830)

Pachyurus squamipennis

Agassiz, 1831

Parachromis managuensis

(Günther, 1867)

Pareiorhaphis sp.

Pareiorhaphis lineata

Pereira, Pessali, Andrade & Reis, 2017