Borradaile, 1902
Carapace closely beset with fine hairs; a pair of short frontal ridges, one pair of protogastrics, a pair of mesogastrics, epibranchial ridge interrupted by cervical groove and medially, one pair mesobranchial, and one cardiac ridge which may be interrupted medially; front with 6 lobes, lateral ones quite broad and low; five antero-lateral teeth, first one with a tiny subsidiary tooth at its base, fourth and fifth smallest. Basal antennal joint with a inconspicuous ridge bearing 7-8 large granules. Upper surface of cheliped palm with 1 spine on anterior and 2 spines on posterior border, respectively; inner face smooth. Posterior border of propodus of swimming leg with 5-7 spinules. Male first pleopod short, stout, slightly sinuous, and with flared tip; inner surface smooth, outer surface with about 20 bristles. (Türkay 1995)
Front 6-lobed, median frontal lobes as broad as submedians; first antero-lateral tooth with tiny subsidiary basal tooth, fourth antero-lateral tooth or normal size; posterior border of propodus of fifth leg with a variable number of spines. (Davie 1999)
Type locality: Suvadiva, Laccadive Islands and Maldives.
Range: Madagascar - banc de Pracel (Crosnier, 1962); Laccadive Islands (Borradaile, 1902a); Maldives (Borradaile, 1902a); West Malay Peninsula - Thailand (Stephenson, 1972a); Japan - Manazuru and Shimoda (Sakai, 1935, 1939), Sagami Bay (Sakai, 1965b), Sagami Bay and Izu Peninsula (Sakai, 1976a), Sagami Bay, Kanada Bay and Nagasaki Bay (Stephenson, 1976); South China Sea - Nansha Islands (Dai & Xu, 1991); Philippines - north of Lubang Island (Moosa, 1981), Anima Island, Gulf of Davao, Cebu, Tawitawi; Indonesia - Java Sea, Sunda Strait, Ambon Bay, Banda and Kepulauan Kai (Stephenson, 1972a), Kepulauan Kai (Moosa, 1996); New Caledonia (Moosa, 1996); Wallis and Futuna Islands (Moosa, 1996); Hawaiian Islands - Oahu, Molokai, Auau Channel, Kauai, and north-east coast of Hawaii (Rathbun, 1906), Honolulu (Stephenson, 1972a); Marquesas - (Stephenson, 1976), Eiao, Fatu Hiva and Muku Hiva (Poupin, 1996a); Tuamotu Archipelago - Makemo (Poupin, 1996a); Tubuai Islands - Raivavae and Tubuai (Poupin, 1996a); 30-224 m.