acanthogenys, Opsariichthys Boulenger [G. A.] 1901:269, Pl. 24 (fig. 1) [Proceedings of the Zoological Society of London 1901, v. 1 (pt 2) (art. 3); ref. 5127] Ningpo, China. Syntypes: BMNH 1901.3.6.10-15 (6). •Synonym of Zacco temmincki (Temminck & Schlegel 1846) -- (Yang & Hwang 1964:48 [ref. 13497]). •Synonym of Zacco platypus (Temminck & Schlegel 1846) -- (Chen & Chu in Chen et al. 1998:41 [ref. 23878]). •Synonym of Zacco acutipinnis (Bleeker 1871) -- (Kottelat 2013:171 [ref. 32989]). •Valid as Zacco acanthogenys (Boulenger 1901) -- (Wang et al. 2019:[6] [ref. 36521], Zhu et al. 2020:[9] [ref. 37378], Zhang et al. 2023:[9] [ref. 39835]). Current status: Valid as Zacco acanthogenys (Boulenger 1901). Xenocyprididae. Distribution: East Asia: middle Yangtze River basin, China. Habitat: freshwater.