Ageneiosus ucayalensis, Castelnau, 1855

Koerber, Stefan, Guimarães, Erick Cristofore, Brito, Pâmella Silva de, Bragança, Pedro Henrique Negreiros de & Ottoni, Felipe Polivanov, 2022, Checklist of the freshwater fishes of Maranhão, Brazil (CLOFFBR-MA)., Ichthyological Contributions of PecesCriollos 79, pp. 1-94 : 57-58

A. ucayalensis Castelnau, 1855

> Ageniosus ucayalensis Castelnau, 1855

Ageneiosus dentatus Kner, 1858

Ageniosus porphyreus Cope, 1867

Ageneiosus parnaguensis Steindachner, 1910 Ageneiosus guianensis Eigenmann, 1912

records

Itapecuru o Piorski et al. (1998): listing o Barros et al. (2011): listing o Abreu et al. (2019): listing

Mearim o Soares (2013): listing sub Ageneiosus dentatus o Abreu et al. (2019): listing o Guimarães et al. (2020b): specimens o Guimarães et al. (2020d): listing o Guimarães et al. (2021a): specimens Tocantins o Guimarães et al. (2020d): listing o Guimarães et al. (2021a): specimens

Auchenipterinae - species considered not to be distributed in Maranhão Ageneiosus vittatus Steindachner, 1908 | in Abreu et al. (2019) for Itapecuru and Mearim basins | Ribeiro et al. (2017)

Ageneiosus inermis (Linnaeus, 1766) | Bloch, pl. 363 A. ucayalensis Castelnau, 1855 | Castelnau, pl. 17, fig. 2