cratensis, Trachycorystes Miranda Ribeiro [A. de] 1937:55 [O Campo Rio de Janeiro No. 1; ref. 5025] Rio Granjeiro, Crato, Ceará, Brazil. Holotype (unique): MNRJ 947. Type catalog: Miranda Ribeiro 1955:407 [ref. 12732], Ferraris 2007:80 [ref. 29155]. •Valid as Trachycorystes cratensis Miranda Ribeiro 1937 -- (Burgess 1989:242 [ref. 12860], Ferraris in Reis et al. 2003:479 [ref. 27061], Ferraris 2007:80 [ref. 29155]). •Valid as Trachelyopterus cratensis (Miranda Ribeiro 1937) --- (Britski & Akama 2011:274 [ref. 31386], Calegari et al. 2019:[90] [ref. 36961]). Current status: Valid as Trachelyopterus cratensis (Miranda Ribeiro 1937). Auchenipteridae: Auchenipterinae. Distribution: Granjeiro River basin in Ceará State, Brazil. Habitat: freshwater.