proops, Trichomycterus Miranda Ribeiro [A. de] 1908:[3], Fig. 4 [Kosmos, Rio de Janeiro [Rev. Art. Sci. Litt.] v. 5 (no. 2) (for 1907); ref. 3715] Rio Ribeira, Iguapé, Brazil. Lectotype: MNRJ 781A. Paralectotypes: MNRJ 781B-C (2). Type catalog: Miranda Ribeiro 1955:405 [ref. 12732], Miranda Ribeiro 1954:11 [ref. 21988] as pröps, Ferraris 2007:408 [ref. 29155]. Lectotype selected by Miranda Ribeiro 1953:405 [ref. 12732]. •Valid as Trichomycterus proops Miranda Ribeiro 1908 -- (Burgess 1989:322 [ref. 12860]). •Valid as Ituglanis proops (Miranda Ribeiro 1908) -- (Costa & Bockmann 1993:43 [ref. 21010], Burgess & Finley 1996:168 [ref. 22901], Fernández & Bichuette 2002:278 [ref. 26539], de Pinna & Wosiacki in Reis et al. 2003:275 [ref. 27061], de Pinna & Keith 2003:873 [ref. 27831], Datovo & Landim 2005:462 [ref. 28558], Saramento-Soares et al. 2006:310 [ref. 28814], Campos-Paiva & Costa 2007:58 [ref. 29139], Ferraris 2007:408 [ref. 29155], Lima et al. 2013:522 [ref. 32912], Rizzato & Bichuette 2015:598 [ref. 33676], Ferrer et al. 2015:386 [ref. 33964], Datovo et al. 2016:454 [ref. 34783], Castro & Wosiacki 2017:216 [ref. 35201], Ferrer & Donin 2017:8 [ref. 35614], Mendonça et al. 2018:485 [ref. 36234], Reis et al. 2020:471 [ref. 38364]). Current status: Valid as Ituglanis proops (Miranda Ribeiro 1908). Trichomycteridae: Trichomycterinae. Distribution: South America: São Paulo State (Brazil). Habitat: freshwater.