4949 Macrochirichthys macrochirus (Valenciennes, 1844) Xenocyprididae East Asian minnows Cypriniformes Teleostei Long pectoral-fin minnow Asia: Thailand to Viet Nam and Indonesia (Ref. 7050). Known from the Mekong and Chao Phraya basins (Ref. 26580). UBC 590532 13 N 103 E Macrochirichthys macrochirus AMNH 9499 Macrochirichthys macrochirus FB 2742233 Leuciscus uranoscopus