isthmus, Eirmotus Tan [H. H.] & Kottelat [M.] 2008:426, Figs. 4, 7b, 8a [Raffles Bulletin of Zoology v. 56 (no. 2); ref. 29780] Danau Arang Arang, Muara Kompeh area, brown water lake, 1°37'32.0"S. 103°47'19.0"E, Jambi, Sumatra. Holotype: MZB 10720. Paratypes: CMK 17457 (5), MZB 10970 (5), USNM uncat. (5), ZRC 50991 (81). Plus non-type material. •Valid as Eirmotus isthmus Tan & Kottelat 2008 -- (Kottelat 2013:100 [ref. 32989]). Current status: Valid as Eirmotus isthmus Tan & Kottelat 2008. Cyprinidae: Cyprininae. Distribution: Central Jamb (Sumatra) and Mentaya drainage (Kalimantan Tengah. Borneo). Habitat: freshwater.