Miers, 1886
Carapace hexagonal, broader than long, surface granular with distinct tubercles on each protogastric, one in the middle of the mesogastric, two on cardiac, and one on each branchial region; front with four subequal pointed teeth. Chelipeds homochelous; merus with 1 spine on anterior and 1-2 on posterior border; carpus with spine on inner corner, and 2-3 small ones on outer face; palm with 3 spines. Posterior borders of joints of swimming leg smooth. (Türkay 1995)
Five antero-lateral teeth; carapace relatively narrow, length 0.7 times breadth including last tooth; merus of natatory legs much longer than broad; penultimate segment of male abdomen broader than long. (Davie 1999)
Type locality: Kepulauan Kai, Indonesia, 5°49'15"S, 132°14'15"E, "Challenger" stn 192, 262 m.
Range: South Africa - off mouth of Umhloti River (Stebbing, 1920b); Seychelles; Madagascar (Crosnier, 1962, Crosnier & Thomassin, 1974); Mauritius (Stephenson, 1972a); Chagos Archipelago - Salomon Bank (Rathbun, 1911); India - off Malabar coast and off Coromandel coast (Alcock, 1899a); Andaman Islands (Alcock, 1899a); Japan - Suruga Bay, Tanabe, Muroto-misaki, east of Kagoshima, Sata-misaki, Koshiki-jima, Goto-retto, and Mikuni (Yokoya, 1933), Manazuru and Tosa Bay (Sakai, 1939), Sagami Bay (Sakai, 1965b), south-east of Kyushu (Stephenson, 1972a), Sagami Bay, Mikawa Bay, Kii Minabe, and Tosa Bay (Sakai, 1976a); Yellow Sea (Takeda & Miyake, 1968c); East China Sea (Takeda, 1975a); Taiwan - Nanfangao, I-lan Province (Huang & Yu, 1997); South China Sea (Serène & Lohavanijaya, 1973); Philippines - west and north of Lubang Island (Moosa, 1981); Indonesia - Kepulauan Kai (Miers, 1886, Stephenson, 1972a), Kepulauan Kai and Tanimbar Islands (Moosa, 1996); Admiralty Islands (Miers, 1886); Australia - Port Stephens (Stephenson, 1961), southern Queensland (Stephenson & Cook, 1970), south-east Queensland (Davie & Short, 1989); New Caledonia (Moosa, 1996); Loyalty Islands (Moosa, 1996); Chesterfield Islands (Moosa, 1996); Matthew and Hunter Islands (Moosa, 1996); Vanuatu (Moosa, 1996); Wallis and Futuna Islands (Moosa, 1996); 80-510 m.