Hygophum Bolin, 1939
Mouth moderately large, jaws extending to or beyond posterior margin of orbit. Maxillae broadly expanded posteriorly. Dn small, Vn larger. Suo present. Five PO, level or with PO5 elevated. Four VO, level. SAO angular. AO series divided into AOa and AOp. Two Pol. Two Prc, with Prc2 elevated to lateral line or midway between lateral line and ventral contour. Supra-caudal and infra-caudal glands present.
High-oceanic, mesopelagic in warm and temperate waters of all three oceans; one species (H. hanseni) with restricted convergence distribution in southern hemisphere.
Species 9; in Clofnam area 4.
Recent revisions: Bekker (1965); Nafpaktitis et al. (1977).
Species of this genus in the program:
Hygophum benoiti
Hygophum hygomii
Hygophum reinhardtii
Hygophum taaningi