hagiangensis, Sinogastromyzon Nguyen [V. H.] 2006:608, Fig. 37 [Freshwater fishes of Vietnam v. 2; ref. 29730] Town of Hà Giang, Hà Giang Province, lo River, Vietnam. Holotype: NCNTTS I. Paratypes: (2). •Questionably valid as Sinogastromyzon hagiangensis Nguyen 2006 -- (Kottelat 2012:55 [ref. 32367]). •Valid as Sinogastromyzon hagiangensis Nguyen 2006 -- (Endruweit 2025:30 [ref. 42401] as hagiangense). Current status: Valid as Sinogastromyzon hagiangensis Nguyen 2006. Nemacheilidae. Distribution: Southeast Asia: Red River system, Hà Giang Province (Vietnam). Habitat: freshwater.