grafi, Corydoras Holly [M.] 1940:108 [Anzeiger der Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Klasse v. 77 (no. 15); ref. 13059] Aquarium specimen (said to be from very small water-courses of the Amazon). Holotype (unique): NMW 84287 (ex Münchner Tierpark 92/139). Type catalog: Ferraris 2007:113 [ref. 29155]; Grant 2021:29 [ref. 38454], Bogutskaya et al. 2022:50 [ref. 39277]. •Synonym of Corydoras ambiacus Cope 1872 -- (Nijssen & Isbrücker 1980:194 [ref. 6910], Isbrücker 2001:220 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:113 [ref. 29155], Grant 2021:30 [ref. 38454]). Current status: Synonym of Corydoras ambiacus Cope 1872. Callichthyidae: Corydoradinae. Habitat: freshwater.