platyrhynchus, Ompok Ng [H. H.] & Tan [H. H.] 2004:2, Figs. 1, 2a [Zootaxa No. 580; ref. 27846] Sungai Esu, about 15 minutes upstream of Kuala Belalong Field Studies Centre, 4°32'17.9"N, 115°09'35.2"E, Belalong sub-basin, Temburong basin, Temburong District., Brunei Darussalam, Borneo. Holotype: ZRC 48678. Paratypes: ZRC 31807 (1 c&s). Type catalog: Ferraris 2007:373 [ref. 29155], Ng & Kim 2008:48 [ref. 29920]. •Valid as Ompok platyrhynchus Ng & Tan 2004 -- (Ferraris 2007:373 [ref. 29155], Kottelat 2013:236 [ref. 32989], Sulaiman et al. 2018:33 [ref. 35802]). Current status: Valid as Ompok platyrhynchus Ng & Tan 2004. Siluridae. Distribution: Temburong River drainage, Brunei, Borneo. Habitat: freshwater.