Jacquinot & Lucas, 1853
Carapace with 3 pairs of gastric ridges, epibranchial ridge interrupted by cervical groove and medially, median cardiac and mesobranchial ridges absent; front with 6 rounded lobes; 5 antero-lateral teeth, fourth and fifth shortest, subequal. Basal antennal joint centrally with 2-3 spines and a short irregular clump of 4-5 granules. Upper surface of cheliped palm with 4 remarkably sharp spines; inner face smooth, mesially with a rounded longitudinal carina. Posterior border of propodus of swimming leg with 4 large and 3 small spines. Male first pleopod tapering quite strongly to tip; inner surface with 2 indistinct rows of moderately sized bristles; outer surface with about 15 bristles and 3 large, blunt, rounded tubercles immediately behind tip. (Türkay 1995)
Front 6-lobed; carapace long, first antero-lateral tooth entire; fourth antero-lateral tooth large; ridge on basal antennal joint with spines; 2 large spines on upper surface of hand of cheliped. (Davie 1999)
Type locality: Mongarva, Iles Gambier.
Range: Madagascar - Nosy Bé (Crosnier, 1962); Mauritius (Michel, 1964); Japan - Amami-Oshima and Ishigaki-jima (Minei, 1971), Yoron-jima (Sakai, 1976a); China - Paracel Islands (Chen, 1975, Yang et al., 1979, Dai & Yang, 1991); Palau (Takeda & Shimazaki, 1974); Indonesia - Mamuju, Paleleh, Misool Group, Kepulauan Tanimbar, Kera near Timor, Kupang, Postillon Island, Spermonde Archipelago near Makassar, Kepulauan Sula, Obi, Morotai, Ambon, Boo Island and Biak Island (Stephenson, 1975); Australia - Low Isles, Murray I., Palm I., Port Denison, Hope I., Fairfax I., North West I. and Heron I., Queensland (Stephenson & Hudson, 1957); Caroline Islands; Kiribati; Fiji; Hawaiian Islands - Oahu (Rathbun, 1906); Iles Gambier (Jacquinot & Lucas, 1853); intertidal.