dienbienensis, Monopterus Nguyen [V. H.] & Nguyen [H. D.] in Nguyen 2006:631, Fig. 2 [Freshwater fishes of Vietnam v. 3; ref. 29809] Doi III, xa Thanh Luong, Dien Bien Province, Vietnam. Holotype: NCNTTS I Inst., Bac Ninh. Paratypes: (3). •Valid as Monopterus dienbienensis Nguyen & Nguyen 2006 as species inquirenda -- (Kottelat 2013:308 [ref. 32989], Endruweit 2024:116 [ref. 41040]). Current status: Uncertain as Monopterus dienbienensis Nguyen & Nguyen 2006. Synbranchidae. Distribution: Southeast Asia: Dien Bien Province, Vietnam [if valid]. Habitat: freshwater.