Hemilamprops miyakei Gamô, 1967

Hemilamprops miyakei Gamô, 1967: 270–274, figs 19–21.

Type material. Holotype: adult female, deposition unknown. Sagami Bay, Japan. Not seen.

Diagnosis. Carapace with 2 pairs incomplete, serrate ridges, without setae, dorsal crest serrate, entire carapace covered with small teeth. Pleonites without dorsal crest. Telson 0.9 length of uropod peduncles, with 11–13 pairs lateral setae, 3 terminal setae. Uropod exopod article 1 1.7 length of article 2. Adult male unknown.

Depth. 1000 m.

Distribution. Sagami Bay, Japan, 35°N, 139°E, estimated.

Remarks. This species is remarkable and unique within the genus for the very spinose appearance, with the carapace covered in small spines, the ridges being marked by large spines, and small spines present throughout the pereonites and pleonites.