Wood-Mason, 1885
Diagnosis:
Rostrum with one pair of lateral teeth (one tooth on either margin). No post supraorbital spinule behind the supraorbital spine. The distance between the supraorbital spines and the gastric tubercle is about half or less than half the distance between the gastric tubercle and the cervical groove. Anterior margin of pleuron of second abdominal somite without a spine, but with a sharp, spine-like tip. Median dorsal carinae on third to sixth abdominal somites, but not on second. Telson without an erect dorsal spine on its basal part.
Type:
Type locality: "Investigator" Station 162. Bay of Bengal, 13°51'12"N 80°28'12"E, 145-250fms [ = 265-457m), brown mud. Holotype in ZSI, no. 4251/7, in alcohol, condition poor.
Geographical Distribution:
Indo-West Pacific region: Arabian Sea, Bay of Bengal, Japan.
Habitat and Biology:
Depth range between 200 and 500 m.
Size:
Total length 9 to 12 cm.
Interest to Fisheries:
So far none. There are as yet no indications of fishing grounds with a sizeable population of this species.