oligolepis, Parapelecus Wu [H.-W.] & Wang [K. F.] 1931:222, Fig. 1 [Contributions from the Biological Laboratory of the Science Society of China. (Zoological Series) v. 7 (no. 6); ref. 16351] Wushan, Szechwan, China. Holotype (unique): not researched. •Synonym of Parapelecus engraulis (Nichols 1925) -- (Yih & Wu 1964:83 [ref. 13499]). •Synonym of Pseudolaubuca engraulis (Nichols 1925) -- (Ding 1994:194 [ref. 21531], Luo & Chen in Chen et al. 1998:157 [ref. 23878], Zhang et al. 2016:63 [ref. 34477], Zhang et al. 2019:171 [ref. 36699]). Current status: Synonym of Pseudolaubuca engraulis (Nichols 1925). Xenocyprididae. Habitat: freshwater.