xamensis, Acrossocheilus Kottelat [M.] 2000:38, Fig. 1 [Journal of South Asian Natural History v. 5 (no. 1); ref. 25040] Houay Tangoua, small stream entering Nam Xam in Ban Houatangoua, 20°09'24"N, 104°32'50"E, Houaphan Province, Laos. Holotype: ZRC 45297. Paratypes: CMK 15302 (1). •Valid as Acrossocheilus xamensis Kottelat 2000 -- (Kottelat 2001:17 [ref. 25482], Kottelat 2001:38 [ref. 25780], Zhang 2005:254 [ref. 28381], Kottelat 2013:72 [ref. 32989]). •Synonym of Poropuntius alloiopleurus (Vaillant 1893) -- (Hoang et al. 2024:209 [ref. 41179]). Current status: Synonym of Poropuntius alloiopleurus (Vaillant 1893). Cyprinidae: Acrossocheilinae. Habitat: freshwater.