taiwanensis, Zacco Chen [Y.-Y.] 1982:296 [English p. 299], Fig. 2 [Oceanologia et Limnologia Sinica v. 13 (no. 3); ref. 824] Lake Candidius, Taiwan. Syntypes: IHASW 750099 (1), 750101-06 (6). Type catalog: Ho & Shao 2011:31 [ref. 31432]. •Valid as Zacco taiwanensis Chen 1982 -- (Zhu 1995:26 [ref. 25213], Chen & Chu in Chen et al. 1998:44 [ref. 23878], Sado & Kimura 2002:353 [ref. 26498]). •Synonym of Opsariichthys pachycephalus Günther 1868 -- (Chen et al. 2009:170 [ref. 30298], Ho & Shao 2011:31 [ref. 31432], Zhang et al. 2016:50 [ref. 34477] [not China]). Current status: Synonym of Opsariichthys pachycephalus Günther 1868. Xenocyprididae. Habitat: freshwater.