Nezumia, Jordan, 1904

Iwamoto, Tomio, Nakayama, Naohide, Shao, Kwang-Tsao & Table, Hsuan-Ching Ho, 2015, Synopsis of the Grenadier Fishes (Gadiformes; Teleostei) of Taiwan, Proceedings of the California Academy of Sciences 62 (3), pp. 31-126 : 90

Genus Nezumia Jordan, 1904

Nezumia Jordan, 1904:620 (type species Nezumia condylura Jordan and Gilbert, 1904, by original designation).

DISTINGUISHING FEATURES.— BR 7; V 7–17 or more; inner GR-I usually 12 or fewer; mouth subterminal, upper jaw usually <40% HL; chin barbel present; spinous ray of 1D serrated; anus removed from A, closer to V bases; periproct located between V and A, usually closer to V; light organ well developed, a small dermal window between V bases; V base usually under P base; suborbital shelf with two rows of coarsely modified scutelike scales; underside of snout scaled or naked; spinules on body scales variable, from conical to broadly triangular, in parallel to widely divergent rows; teeth in both jaws in tapered bands, outer premaxillary tooth series slightly enlarged and not extending beyond maxillary process. Ground color usually light brown to blackish to bluish; ventral and abdominal area of trunk generally dark, often underlain with blue integument.

REMARKS.— A diverse genus with approximately 48 species, but some of these may be allocated to other genera in future; others are yet to be described. There are five species represented in Taiwan waters.