Acrossocheilus xamensis Kottelat, 2000

Family:  Cyprinidae (Minnows or carps), subfamily: Acrossocheilinae
Max. size:  23.53 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Nam Xam basin, Laos. Expected to occur in Viet Nam (Ref. 44416). Reported from Yunnan, China (Ref. 57459).
Diagnosis:  Distinguished from all species of the genus known from Vietnam, Laos and southern China (Yunnan, Guangdong, Hainan) by the following combination of characters: number of lateral line scales; number of scales between dorsal-fin origin and belly; lower lip with a broad interruption, greater than half of mouth width; horny sheath on lower jaw sharp, broad, almost straight anteriorly; last simple dorsal-fin ray bony, strong, with 20 serrae along posterior margin (Ref. 36949). Body with a faint stripe and a dark blotch at caudal base; 33-35 scales along lateral line, 2 on the caudal fin (Ref. 43281).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 22 February 2011 Ref. (130435)
Threat to humans:  harmless


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