Callichthys affinis, (Steindachner, 1881)

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 : 58

H. affinis (Steindachner, 1881)

Oxydoras affinis Steindachner, 1881

Hassar woodi Fowler, 1941

records

Itapecuru o Steindachner (1917): locality sub Hemidoras a. o Barros et al. (2011): listing o Birindelli et al. (2011): specimens o Abreu et al. (2019): listing o Freire et al. (2019): listing

Mearim o Birindelli et al. (2011): specimens o Abreu et al. (2019): listing o Freire et al. (2019): listing o Guimarães et al. (2020b): specimens o Guimarães et al. (2020d): listing o Guimarães et al. (2021a): specimens

Munim o Ribeiro et al. (2014): locality o Abreu et al. (2019): listing o Nunes et al. (2019): listing

Parnaiba o Ramos (2012): locality

Turiaçu o Birindelli et al. (2011): specimens o Abreu et al. (2019): listing o Freire et al. (2019): listing