canio, Silurus Hamilton [F.] 1822:151, 374 [An account of the fishes found in the river Ganges; ref. 2031] Brahmaputra River at Gualpara [Goalpara], Assam, India. No types known. Type catalog: Ferraris 2007:373 [ref. 29155]. Information on type locality see Britz 2019:40 [ref. 37532]. Hamilton's original, unpublished illustration reproduced by Britz 2019:Pl. 84 [ref. 37532]. •Species inquirenda in Ompok -- (Ferraris 2007:373 [ref. 29155]). •Synonym of Ompok bimaculatus (Bloch 1794) -- (Menon 1999:216 [ref. 24904], Ataur Rahman 2003:186 [ref. 31338], Kottelat 2013:235 [ref. 32989]). •Valid as Ompok canio (Hamilton 1822) -- (Coad 1981:16 [ref. 22348], Burgess 1989:86 [ref. 12860], see Kottelat & Lim 1996:240 [ref. 23210], Ng & Hadiaty 2009:55 [ref. 30458], Ng 2013:165 [ref. 32814], Çiçek et al. 2023:54 [ref. 40326]). Current status: Valid as Ompok canio (Hamilton 1822). Siluridae. Distribution: South Asia: India. Habitat: freshwater.