topavae, Plecostomus Godoy [M. P. de] 1969:176, Figs. 1-2 [Revista Brasileira de Biologia v. 29 (no. 2); ref. 7810] Cachoeira de Emas, Rio Mogi Guassu, São Paulo State, Brazil. Holotype (unique): EEBP 315a. Type catalog: Ferraris 2007:261 [ref. 29155], Azevedo-Santos et al. 2023:548 [ref. 40344]. •Valid as Hypostomus topavae (Godoy 1969) -- (Isbrücker 1980:36 [ref. 2303], Burgess 1989:432 [ref. 12860], Isbrücker 2001:28, 31 [ref. 25653], Isbrücker 2002:19 [ref. 27178], Weber in Reis et al. 2003:363 [ref. 27061], Armbruster 2004:80 [ref. 27644], Ferraris 2007:261 [ref. 29155], Cardoso et al. 2012:77 [ref. 32154], Martins et al. 2014:8 [ref. 33617], Zawadzki et al. 2019:[11] [ref. 37170], Reis et al. 2020:467 [ref. 38364]). Current status: Valid as Hypostomus topavae (Godoy 1969). Loricariidae: Hypostominae. Distribution: South America: Rio Grande basin (Brazil). Habitat: freshwater.