The head, unlike in many deep-water species, has firm bones and the mouth is wide and terminal with bands of villiform (brushlike) teeth. A long, filamentous chin barbel and a wide gill opening are present.
In contrast to some deep-water species, the head is sturdy with firm bones, and the mouth is wide and ends with brush-like teeth. Furthermore, a long, filamentous chin barbel and an extensive gill opening can be seen.