kajanensis, Tylognathus Popta [C. M. L.] 1904:198 [Notes from the Leyden Museum v. 24 (no. 4) (art. 6) (for Oct. 1902); ref. 3547] Central Borneo. Lectotype: RMNH 7587. Paralectotypes: RMNH 27678 (1). Lectotype designation not researched, not designated here. •Valid as Lobocheilos kajanensis (Popta 1904) -- (Kottelat et al. 1993:37 [ref. 23448], Doi 1997:7 [ref. 22832], Parenti & Lim 2005:182 [ref. 28285] as cf kajanensis, Kottelat & Tan 2008:41 [ref. 29715], Kottelat 2013:120 [ref. 32989], Ciccotto & Tan 2018:550 [ref. 35856]). Current status: Valid as Lobocheilos kajanensis (Popta 1904). Cyprinidae: Labeoninae. Distribution: Kayan River basin, Borneo. Habitat: freshwater.