langei, Crossocheilos (Crossocheilichthys) Bleeker [P.] 1860:127 [Acta Societatis Regiae Scientiarum Indo-Neêrlandicae v. 7 (art. 2); ref. 380] Palembang, Sumatra, Indonesia. Holotype (unique): BMNH 1866.5.2.106. Original lists Cypr. Tab. IV, fig. 1, which was published in 1863. Original genus should have been Crossocheilus. •Valid as Crossocheilus langei Bleeker 1860 -- (Bănărescu 1986:150 [ref. 8112], Kottelat et al. 1993:34 [ref. 23448], Menon & Jacob 1996:62 [ref. 22482], Doi 1997:4 [ref. 22832], Ng & Tan 1999:353 [ref. 24159], Su et al. 2000:215 [ref. 25281], Kottelat & Widjanarti 2005:149 [ref. 28284] as cf. langei, Tan & Kottelat 2009:28 [ref. 30261], Kottelat 2013:90 [ref. 32989], Ciccotto et al. 2017:279 [ref. 35402], Ahmad et al. 2023:59 [ref. 41243]). Current status: Valid as Crossocheilus langei Bleeker 1860. Cyprinidae: Labeoninae. Distribution: Southeast Asia: Malaya (Malaysia), Sumatra and Kalimantan (Indonesia). IUCN (2019): Data Deficient. Habitat: freshwater.