Distinguished by the following unique combination of characters: adipose-fin base not confluent with caudal fin (vs. confluent); premaxillary tooth patches appear joined (vs. separate); lower lip connected to base of maxillary barbel by skin flap, without sulcus between them (vs. not connected, with sulcus); 6 upper + 7 lower branched caudal fin rays (vs. 7+8); dorsal fin i-5-6 (vs. i-7); anal fin ii-4 (vs. ii-8); distance between pelvic-fin origin to anal-fin origin longer than distance between pelvic-fin origin to mouth (vs. equal); pectoral fins not reaching origin of pelvic fin (vs. reaching); origin of pelvic fins opposite to end of dorsal-fin base (vs. posterior to end of dorsal fin base); anus nearer to posterior end of pelvic-fin base than to anal-fin origin (vs. nearer to anal-fin origin); long interdorsal, tip of dorsal fin not reaching origin of adipose fin when depressed (vs. reaching); caudal peduncle length 18.2–22.2% SL; caudal peduncle depth 4.5-5.6% SL (Ref. 75856).