trakhucensis, Sewellia Nguyen [H. D.] & Nguyen [V. H.] in Nguyen 2005:583, Fig. 23 [Freshwater fishes of Vietnam v. 2; ref. 29730] Trà Khúc River, Son Hà, Quang Ngai Province, Vietnam. Holotype: Univ. Su Pham, Ha Noi. Paratypes (2). •Valid as Sewellia trakhucensis Nguyen & Nguyen 2005 -- (Kottelat 2012:71 [ref. 32367], Kottelat 2013:196 [ref. 32989]). Current status: Valid as Sewellia trakhucensis Nguyen & Nguyen 2005. Gastromyzontidae. Distribution: Southeast Asia: Quang Ngai Province, Vietnam. Habitat: freshwater.