acutipinnis, Barilius (Barilius) Bleeker [P.] (ex Guichenot) 1871:81, Pl. 13 (fig. 1) [Verhandelingen der Koninklijke Akademie van Wetenschappen (Amsterdam) v. 12 (art. 2); ref. 6421] Chang Jiang [Yangtze River], China. Holotype (unique): MNHN 0000-5070. Type catalog: Bertin & Estève 1948:68 [ref. 19574]. •Synonym of Zacco platypus (Temminck & Schlegel 1846) -- (Yang & Hwang 1964:49 [ref. 13497], Mai 1978:129 [ref. 13511], Chen & Chu in Chen et al. 1998:41 [ref. 23878]). •Valid as Zacco acutipinnis (Bleeker 1871) -- (Kottelat 2013:171 [ref. 32989]). •Valid as Opsariichthys acutipinnis (Bleeker 1871) -- (Huynh & Chen 2014:143 [ref. 33158], Wang et al. 2019:[11] [ref. 36521], Peng et al. 2024:28 [ref. 41610]). Current status: Valid as Opsariichthys acutipinnis (Bleeker 1871). Xenocyprididae. Distribution: East Asia: Yangtze River and Pearl River basins and Hong Kong (southern China). IUCN (2024): Not Assessed. Habitat: freshwater.