microcephalus, Silurus Valenciennes [A.] in Cuvier & Valenciennes 1840:365 [Histoire naturelle des poissons v. 14; ref. 4882] Bengal, India. Holotype (unique): MNHN. Type catalog: Ferraris 2007:374 [ref. 29155]. •In genus Ompok -- (see Kottelat & Lim 1996:240 [ref. 23210]). •Species inquirenda in Ompok -- (Ferraris 2007:374 [ref. 29155]). •Synonym of Ompok bimaculatus (Bloch 1794) -- (Kottelat 2013:235 [ref. 32989]). Current status: Synonym of Ompok bimaculatus (Bloch 1794). Siluridae. Habitat: freshwater.