Megalechis thoracata, (Valenciennes, 1840)

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 : 47

M. thoracata (Valenciennes, 1840)

Callichthys thoracatus Valenciennes, 1840

Callichthys longifilis Valenciennes, 1840

Callichthys pictus Müller & Troschel, 1848

Callichthys exaratus Müller & Troschel, 1849

Callichthys sulcatus Kner, 1855

Hoplosternum oronocoi Fowler, 1915

records

Gurupi o Abreu et al. (2019): listing

Itapecuru o Lima (2017): listing o Lima et al. (2017): specimens o Abreu et al. (2019): listing

Mearim o Soares (2013): listing o Guimarães et al. (2020b): specimens o Guimarães et al. (2020d): listing o Guimarães et al. (2021a): specimens o Guimarães et al. (2021b): listing

Munim o Lima (2017): listing o Guimarães et al. (2018): locality o Oliveira et al. (2020): specimens

Preguiças o Guimarães et al. (2018): locality o Brito et al. (2020): specimens

Turiaçu o Abreu et al. (2019): listing

Callichthys laevigatus Valenciennes, 1834 , jr. synonym of Corydoras splendens (Castelnau, 1855) Hoplosternum littorale (Hancock, 1828 | Val., pl. 5, fig. 2 Castelnau, pl. 18, fig. 3