Indo-West Pacific: Red Sea and East Africa to Indonesia, north to Japan, south to Australia.

A small, very slim shark with a long, narrow snout, big eyes with rear notches, short labial furrows, and small, oblique-cusped teeth with smooth edges; 2nd dorsal fin small, low and behind larger anal fin; interdorsal ridge rudimentary or absent. Grey above, pale below, fins with pale edges (transparent in life), caudal and first dorsal fins with narrow dark margin, first dorsal fin also with a dusky tip.

Found on continental and insular shelves; mainly near the bottom. Feeds on small bony fishes, shrimps and cuttlefish.