Alcock, 1895
Carapace without spines in midline, uniformly covered with smooth, studded tubercles, surface between tubercles smooth; postorbital lobe without accessory tubercles or spines; basal antennal article with tubercles on lateral edge and surface; carpi of first three pairs of ambulatory legs subcylindrical, distal margin less than one and half times basal width. (Davie 1996)
Type locality: Andaman Sea, 450 m.
Range: Andaman Sea (Alcock, 1895a); Japan - Kii Peninsula and Tosa Bay (Sakai, 1976a); East China Sea (Griffin & Tranter, 1986a); South China Sea (Griffin & Tranter, 1986a); Philippines; Indonesia - Bali Sea (Griffin & Tranter, 1986a); 198-450 m.