Depth 6; head 5. Snout very short; eye 2& in head; mouth nearly 
vertical, articulation of lower jaw below front eye edge. Dark band from 
eye to end of caudal fin.' Dorsals and upper edge of caudal dusky. 
Length 25 to 30 mm. (Regan.) 
Regan says large specimen is probably a male, with anal fin dark 
edged, dorsals higher and with rays more or less produced. 
