Eusurculus pistillum Schwarzhans & Møller 2007

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).

Dorsal soft rays (total): 80 - 92; Analsoft rays: 60 - 70; Vertebrae: 43 - 47

Collected from sublittoral area, with rocks, mud, corals and brown algae. It appears to be most common in reef environments, often on outer reefs, and avoid inshore and back reef areas (Ref. 76869).