mormyrops, Leporinus Steindachner [F.] 1875:240 [30], Pl. 6 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 71 (no. 3); ref. 18773] Río Parahyba and Río Piabanha, Brazil. Syntypes: (several) MCZ 20366 (5), 20369 (1); ?MNHN 1913-0132 and 0133 [ex NMW] (2) Río Doce; NMW 68350-54 (3, 1, 2, 2, 1); USNM 120420 [ex MCZ 20366] (1). Type catalog: Bertin 1948:33 [ref. 19577], Vari & Howe 1991:29 [ref. 19022]. On p. 30 of separate. •Valid as Leporinus mormyrops Steindachner 1875 -- (Johannes 1999:16 [ref. 24121], Garavello & Britski in Reis et al. 2003:77 [ref. 27061]). •Valid as Hypomasticus mormyrops (Steindachner 1875) -- (Sidlauskas & Vari 2008:74 [ref. 29786], Birindelli et al. 2013:464 [ref. 32924], Birindelli et al. 2020:423 [ref. 37635], Silva et al. 2020:4 [ref. 37809], Vieira-Guimarães et al. 2024:35 [ref. 41258]). Current status: Valid as Hypomasticus mormyrops (Steindachner 1875). Anostomidae. Distribution: South America: coastal drainages, Paraíba do Sul to Mucuri River basins (Brazil). Habitat: freshwater.