Ihle, 1912
Surface of carapace with well discernible furrows, linea homolica sinuous; rostrum elevated at tip; antero-lateral spine emerging from a broad tubercle and antero-externally directed; antero-lateral buccal corner with a spine. Eyes distinctly inflated. Chelipeds very small in comparison to following ambulatory legs. Dactylus of fifth pereiopod prehensile against basal propodal spine. (Türkay 1995)
Type locality: east of Kepulauan Kai, Indonesia, 5°40'S, 132°26'E, "Siboga" stn 254, 310 m.
Range: Japan - Sagami Bay and Tosa Bay (Sakai, 1936, 1965b), Sagami Bay, Mikawa Bay, Kii Minabe, and Tosa Bay (Sakai, 1976a), Tosa Bay and Mikawa Bay (Guinot & Richer de Forges, 1995), Suruga Bay (Takeda, 1997); Taiwan; Philippines - north of Lubang Island (Serène & Vadon, 1981, Guinot & Richer de Forges, 1981b), north of Lubang Islands, south of Mindoro and near Leyte (Guinot & Richer de Forges, 1995); Indonesia - Makassar Strait (Guinot & Richer de Forges, 1995), Kepulauan Kai (Ihle, 1912, 1913, Guinot & Richer de Forges, 1995), Tanimbar (Guinot & Richer de Forges, 1995); New Caledonia (Guinot & Richer de Forges, 1995); Loyalty Islands (Guinot & Richer de Forges, 1995); 50-320 m.