Author: (Vaillant, 1888)
FBname: Hawaiian halosaurid fish
Comments: Found between 530-2321 m, associated with islands and continental slopes (Ref. 58302).  Found at bathyal to abyssal depths.  Feeds on amphipods, mysids, copepods and polychaetes.  Sexually dimorphic, maturing males have enlarged nostrils, anterior nostrils are black and tubular.  Females outnumber males 4:1 in western North Atlantic.