microcephalus, Corydoras Regan 1912:211 [Ann. Mag. Nat. Hist. (Ser.

v. 10 (no. 57); ref. 14865]. La Plata, Buenos Aires, Argentina. Lectotype: BMNH 1890.3.12.4. Paralectotypes: BMNH 1890.3.12.5-6 (3). Lectotype designated by Nijssen & Isbrücker 1980:204 [ref. 6910].
Synonym of Corydoras paleatus (Jenyns 1842) -- (Nijssen & Isbrücker 1980:204 [ref. 6910], Reis in Reis et al. 2003:301 [ref. 27061]). •Doubtful species -- (Isbrücker 2001:230 [ref. 26805]). Corydoras paleatus (Jenyns 1842). Callichthyidae: Corydoradinae.