crypticus, Corydoras Sands [D. D.] 1995:11, Fig. 4 [Freshwater and Marine Aquarium v. 18 (no. 7); ref. 22671] Rio Miuã system of streams, possibly the Uarinabe stream, 10-12 kilometers from its confluence of the upper Negro River, Brazil. Holotype: LIVCM 1994.4.29. Paratypes: LIVCM 1994.4.30-34 (5). Type catalog: Ferraris 2007:115 [ref. 29155]. •Valid as Corydoras crypticus Sands 1995 -- (Burgess & Finley 1996:168 [ref. 22901], Isbrücker 2001:224 [ref. 26805], Reis in Reis et al. 2003:297 [ref. 27061], Britto & Lima 2003:89 [ref. 27314], Ferraris 2007:115 [ref. 29155], DoNascimiento et al. 2017:72 [ref. 35633]). Current status: Valid as Corydoras crypticus Sands 1995. Callichthyidae: Corydoradinae. Distribution: Upper Negro River basin, Brazil and Colombia. Habitat: freshwater.