This small species is distinguished by the following set of characters: a relatively narrow disc, its width at anterior orbit 3.7-4.9 times mouth width; possess a very long snout with slightly bulbous tip and a short, filament; with a moderately elongate tail (postcloacal length 127-157% of disc length); eyes medium-sized, with orbit diameter 6.6-10.3 in horizontal snout and 8.2-12.8 in head lengths respectively; distal portion of tail not expanded laterally; moderately-sized pelvic fins, anterior lobe 14.3-16.1% TL; the anterior pelvic-fin lobe narrow-based, width 2.7-5.0 in distance between pelvic-fin origins; long-based and very low caudal fin; tooth rows in each jaw 23-29; adult males' teeth with short subconical cusps; pectoral-fin radials 66-72; abdominal vertebral centra 26, total centra to caudal fin origin ca. 125-131; colour of dorsal and ventral surfaces both bluish when fresh, with skin on dorsal surface darker and opaque, and almost transparent ventrally (Ref. 117112)