Author: Osório, 1917
FBname: Tapertail
Comments: Mesopelagic species (Ref. 6808).  Adults feed on lantern-fishes (<i>Myctophidae</i>) and possibly euphausiid crustaceans (Ref. 6739).  Oviparous, with planktonic larvae (Ref. 36609).  They have the ability to discharge dark brown fluid from the ink-sac when alarmed.