babeensis, Varicorhinus (Onychostoma) Nguyen [V. H.] & Nguyen [T. D.] in Nguyen & Ngô 2002:414, Fig. 203 [Freshwater fishes of Viet Nam. Volume I. Family Cyprinidae v. 1; ref. 28301] Lake Ba Be, Nam Mau village; Bac Kan Province, Vietnam. Holotype (unique): DHNLTN 98.25.025. •Probably a synonym of Onychostoma gerlachi (Peters 1881) -- (Xin et al. 2009:260 [ref. 30708]). •Valid as Onychostoma babeense (Nguyen & Nguyen 2002) -- (Kottelat 2013:128 [ref. 32989] with question). •Synonym of Onychostoma gerlachi (Peters 1881) -- (Endruweit 2025:61 [ref. 42401]). •Synonym of Scaphostoma gerlachi (Peters 1881). Current status: Synonym of Scaphostoma gerlachi (Peters 1881). Cyprinidae: Acrossocheilinae. Habitat: freshwater.