asper, Curimatus Günther [A.] 1868:478 [Annals and Magazine of Natural History (Series 4) v. 1 (no. 6) (art. 56); ref. 1992] Río Huallaga, Amazon system, Peru. Lectotype: BMNH 1867.6.13.83. Paralectotypes: BMNH 1867.6.13.48 (1), 1867.6.13.84-85 (2). Also published in Günther (Sept.) 1868:243, Fig. 8 [ref. 5756]. Lectotype selected by Vari 1989:52 [ref. 13506]. •Valid as Curimata aspera Günther 1868 -- (Ortega & Vari 1986:11 [ref. 9708], Vari 1989:50 [ref. 13506], Vari & Reis 1995:303 [ref. 21943], Gaye-Siessegger & Fricke 1998:6 [ref. 23755], Vari in Reis et al. 2003:52 [ref. 27061], Barriga Salazar 2014:105 [ref. 35745], Sarmiento et al. 2014:61, 186 [ref. 35004], DoNascimiento et al. 2017:41 [ref. 35633], Meza-Vargas et al. 2021:15 [ref. 39298]). Current status: Valid as Curimata aspera Günther 1868. Curimatidae. Distribution: South America: Amazon River basin (Brazil, Colombia, Bolivia, Ecuador and Peru). Habitat: freshwater.