graciosa, Homodiaetus Koch [W. R.] 2002:44, Fig. 5 [Iheringia, Série Zoologia (Porto Alegre) v. 92 (no. 3); ref. 26425] Rio Florestal, Rio Sagrado, Morretes, Paraná, Brazil. Holotype: MCP 19618. Paratypes: MCP 12844 (12, 2 c&s), 19250 (2); MZUSP 24806 (8), 38613 (2). Type catalog: Ferraris 2007:406 [ref. 29155]. •Valid as Homodiaetus graciosa Koch 2002 -- (de Pinna & Wosiacki in Reis et al. 2003:274 [ref. 27061], Ferraris 2007:406 [ref. 29155], DoNascimiento 2015:944 [ref. 34078], Reis et al. 2020:470 [ref. 38364]). Current status: Valid as Homodiaetus graciosa Koch 2002. Trichomycteridae: Stegophilinae. Distribution: South America: coastal basins of southeastern Brazil in states of Paraná and São Paulo, southeastern Mata Atlantica (Brazil). Habitat: freshwater.