gracilis, Steindachnerina Vari [R. P.] & Williams Vari [A.] 1989:474, Figs. 1d, 5 [Proceedings of the Biological Society of Washington v. 102 (no. 2); ref. 12508] Rio Araguaia, Arauna, about 14°54'S, 51°05'W, Goiás, Brazil. Holotype: MZUSP 4847. Paratypes: MZUSP 38591-92 (1, 6); USNM 191632 (1), 293034 (6, 2 c&s), 293035 (1). Type catalog: Vari & Howe 1991:40 [ref. 19022], Oyakawa 1996:496 [ref. 23140]. •Valid as Steindachnerina gracilis Vari & Williams Vari 1989 -- (Vari 1991:55 [ref. 19019], Vari in Reis et al. 2003:61 [ref. 27061], Lucina & Vari 2009:146 [ref. 30061], Netto-Ferreira & Vari 2011:527 [ref. 31707]). Current status: Valid as Steindachnerina gracilis Vari & Williams Vari 1989. Curimatidae. Distribution: Tocantins River basin, Brazil. Habitat: freshwater.