Kemp, 1923
Carapace only slightly broader than long, not very convex, surface with numerous setose transverse ridges, those are very distinct in the anterior three quarters and fading posteriorly; front little protruding, median notch not very clear; antero-lateral borders with 5 teeth. Cheliped merus with 2 teeth on anterior border, posterior border smooth; carpus with a strong internal and 2 small external teeth; palm with transverse setose ridges on upper face, external face densely granulate, lower face smooth. (Türkay 1995)
Antero-lateral border comprising 5 teeth or lobes; carapace with numerous transverse ridges; front scarcely projecting; postero-lateral borders straight. (Davie 1999)
Type locality: Sandheads, India.
Range: Madagascar - banc de Pracel (Crosnier, 1962); India - Sandheads (Kemps, 1923); Japan - Tosa Bay (Sakai, 1939, 1976); Hong Kong; South China Sea - Nansha Islands (Dai & Xu, 1991); Philippines - north of Lubang Island (Moosa, 1981); Indonesia - near Bangka (Leene, 1938), Java Sea and Kepulauan Kai (Stephenson, 1972a); Australia - off S. Queensland (Stephenson & Cook, 1970); 10-65 m.