elongatus, Pararhodeus Mai [D. Y.] 1978:181, Fig. 82 [Identification of the fresh-water fishes of North Viet Nam v. 1; ref. 13511] Thuong River, Lang Son, northern Vietnam. Syntypes: DVZUT. Subjectively invalid; secondarily preoccupied in Acheilognathus by Acanthorhodeus elongatus Regan 1908, replaced by Acheilognathus elongatoides Kottelat 2001. •Synonym of Pararhodeus elongatus Mai 1978 -- (Kottelat 1998:54 [ref. 23436], Arai et al. 2001:281 [ref. 25545]). •Synonym of Acheilognathus elongatoides Kottelat 2001 -- (Kottelat 2013:70 [ref. 32989]). 2°Homonym. Current status: Synonym of Acheilognathus elongatoides Kottelat 2001. Acheilognathidae. Habitat: freshwater.