mirini, Imparfinis Haseman [J. D.] 1911:318, Pl. 47 [Annals of the Carnegie Museum v. 7 (nos 3-4) (17); ref. 2047] Above the falls of Rio Piracicaba-mirini, near Piracicaba, Brazil. Holotype: FMNH 54335 [ex CM 2981]. Paratypes: CAS 63634 [ex IU 13329] (1), FMNH 54336-37 (3, 3). Type catalog: Henn 1928:76 [ref. 12305], Ibarra & Stewart 1987:49 [ref. 12367], Ferraris 2007:186 [ref. 29155]. •Valid as Cetopsorhamdia mirini (Haseman 1911) -- (Burgess 1989:277 [ref. 12860]). •Valid as Imparfinis mirini Haseman 1911 -- (Mees & Cala 1989:384 [ref. 14277], Castro & Casatti 1997:342 [ref. 23333], Casatti et al. 2001:5 [ref. 25929], Bockmann & Guazzelli in Reis et al. 2003:414 [ref. 27061], Ferraris 2007:186 [ref. 29155], Ortega-Lara et al. 2011:778 [ref. 31716], Castro & Wosiacki 2019:471 [ref. 37139], Azevedo-Santos et al. 2020:6 [ref. 39606], Reis et al. 2020:466 [ref. 38364], Silva et al. 2023:368 [ref. 40041]). Current status: Valid as Imparfinis mirini Haseman 1911. Heptapteridae: Heptapterinae. Distribution: South America: upper Araguaia and Paraná River basins (Brazil). Habitat: freshwater.