carvalhoi, Aspidoras Nijssen [H.] & Isbrücker [I. J. H.] 1976:117, Fig. 8 [Bijdragen tot de Dierkunde v. 46 (no. 1); ref. 7077] Açude Canabrava, Aracoiaba River drainage, Guaramiranga, Ceará State, Brazil. Holotype: MNRJ 5230. Paratypes: ZMA 113589 (1). Type catalog: Nijssen et al. 1982:38 [ref. 19236], Ferraris 2007:109 [ref. 29155]. •Valid as Aspidoras carvalhoi Nijssen & Isbrücker 1976 -- (Burgess 1989:364 [ref. 12860], Britto 2000:1048 [ref. 25022], Isbrücker 2001:216 [ref. 26805], Reis in Reis et al. 2003:292 [ref. 27061], Ferraris 2007:109 [ref. 29155], Leão et al. 2015:585 [ref. 33891], Tencatt & Bichuette 2017:21 [ref. 35168], Oliveira et al. 2017:[7] [ref. 35227], Tencatt et al. 2022:51 [ref. 39729]). Current status: Valid as Aspidoras carvalhoi Nijssen & Isbrücker 1976. Callichthyidae: Corydoradinae. Distribution: South America: Aracoiaba River drainage, Ceará State, Brazil. Habitat: freshwater.