Rasbora dusonensis (Bleeker, 1850) NR

Remarks. Rasbora dusonenesis (Bleeker, 1850b), herein treated as a new record for Brunei even though it may have been partially recorded as Rasbora cf. tornieri by Parenti & Meisner, 2003: 43 (Belait basin). Rasbora dusonensis is easily distinguished from Rasbora tornieri by its yellow caudal fin with a broad black distal margin. Rasbora tornieri has reddish caudal fin with a narrow blackish distal margin. Both species often occur sympatrically (Ng & Kottelat, 2013a: 63).