Nansenia megalopa Kawaguchi & Butler 1984

Branchiostegal rays 4. Eye very large, eye diameter to snout length ratio > 2 to 1 (Ref. 5123).

Dorsal soft rays (total): 9 - 10; Analsoft rays: 8 - 10; Vertebrae: 44 - 45

A specimen of 12.65 cm SL had ripe ovarian eggs (Ref. 5123).