eugeneiatus, Callichrous Vaillant [L. L.] 1893:61 [Bulletin de la Société Zoologique de France v. 18 (no. 1); ref. 4485] Knapei River and Sebroeang, near Smitow, Borneo, Indonesia. Syntypes: MNHN 1891-0459 (1), 1891-0460 (1). Type catalog: Bertin & Estève 1950:22-23 [ref. 19575], Ferraris 2007:369 [ref. 29155]. See also Rainboth 1996:149 [ref. 22772]. •Valid as Kryptopterus eugeneiatus (Vaillant 1893) -- (Ferraris 2007:369 [ref. 29155]). •Valid as Ompok eugeneiatus (Vaillant 1893) -- (Roberts 1989:150 [ref. 6439], Burgess 1989:86 [ref. 12860], Kottelat et al. 1993:70 [ref. 23448], Tan & Ng 1999:285 [ref. 24254], Ng 2002:29 [ref. 26062], Ng 2003:47 [ref. 26795], Ng & Tan 2004:9 [ref. 27846], Kottelat & Widjanarti 2005:161 [ref. 28284], Kottelat 2013:235 [ref. 32989], Ahmad et al. 2023:111 [ref. 41243]). Current status: Valid as Ompok eugeneiatus (Vaillant 1893). Siluridae. Distribution: Southeast Asia: Malaya (Malaysia); Kapuas River basin, Kalimantan (Indonesia). IUCN (2019): Least Concern. Habitat: freshwater.