This species possess the following distinguishing characters: D 80-92, A 60-70, D/A 25-32, V in D 2.1-2.4; vertebrae (12) 13-14+30-34=43-47, anterior nostril situated 1/3 to 1/3.5 distance from upper lip to aggregate distance to anterior margin of eye; free pseudoclaspers 2 pairs, outer pseudoclasper wing-shaped with broad base and distally widened supporter with indistinct anterior hook (covered by ligament), inner one stalked, with narrow base and distally with large, folded sucker-disk; cheek with 4-6 scale rows on upper part, 2-3 rows on lower; otoliths with distinct ostium and cauda, with colliculi separate or partly fused, otolith length to height is 2.2-2.4, ostial colliculum length to caudal colliculum length is 3-4 (Ref. 76869).