(Walker, 1887)
Dorsal surface of carapace with ridges; 2 pairs of frontal teeth protruding well forward; 5 to 6 spines on anterior border of arm of cheliped; 5 main antero-lateral teeth; epibranchial ridges of carapace distinct; epibranchial ridge almost joining metagastric ridges. (Davie 1999)
Type locality: Singapore.
Range: Seychelles (Rathbun, 1911, Stephenson, 1976); Saya de Malha Bank (Rathbun, 1911, Stephenson, 1976); Japan - Tosa Bay (Stephenson, 1976); Singapore (Walker, 1887, Shen, 1937); South China Sea - Nansha Islands (Dai & Xu, 1991); Philippines - Tinakta Island and off Corandagas Island (Stephenson, 1976); Indonesia - Sape Strait, Borneo Bank, Salibabu Island, Banda, Roti, Samau Island, Makassar and Jedan (Leene, 1938), north Selat Karimata (Stephenson, 1972a), off Mt. Putri, Borneo (Stephenson, 1976); Australia - Friday Island, Queensland (Miers, 1884a); Hawaii - Honolulu (Stephenson, 1972a); 18-94 m.