macrochirus, Leuciscus Valenciennes [A.] in Cuvier & Valenciennes 1844:348 [Histoire naturelle des poissons v. 17; ref. 1010] Java, Indonesia. Holotype (unique): RMNH 3338. Type information: Roberts 1993:18 [ref. 21799]. •Valid as Macrochirichthys macrochirus (Valenciennes 1844) -- (Roberts 1989:44 [ref. 6439], Roberts 1993:18 [ref. 21799] as macrochir, Kottelat et al. 1993:38 [ref. 23448], Kottelat & Lim 1996:230 [ref. 23210], Zhu 1995:34 [ref. 25213], Rainboth 1996:67 [ref. 22772], Chen in Chu & Chen 1989:82 [ref. 13584] as macrochirius, Doi 1997:8 [ref. 22832], Luo & Chen in Chen et al. 1998:115 [ref. 23878] as macrochirius, Yue & Chen 1998:83 [ref. 26415] as macrochirius, Kottelat 2001:59 [ref. 25780], Kottelat & Widjanarti 2005:151 [ref. 28284], Parenti & Lim 2005:182 [ref. 28285], Kottelat 2013:122 [ref. 32989], Zhang et al. 2016:61 [ref. 34477], Ng et al. 2019:528 [ref. 36606], Fu et al. 2021:9569 [ref. 39347], Taki et al. 2021:80 [ref. 39830], Ahmad et al. 2023:92 [ref. 41243]). Current status: Valid as Macrochirichthys macrochirus (Valenciennes 1844). Xenocyprididae. Distribution: Southeast Asia: Sundaland, Chao Phraya and Mekong River basins (Indonesia, Malaysia, Thailand, Laos, China, Cambodia and Vietnam). IUCN (2019): Least Concern. Habitat: freshwater.