(Alcock, 1898)
Carapace subsexangular, convex and smooth; postfrontal lobes and both sides of gastric region with bundles of setae. Front broad, with anterior margin straight, cut into 2 lobes by a longitudinal median trace, each separated from the innerorbital tooth by a slanting mark. Dorsal margin of the orbit with an indistinct notch. Outerorbital angle low and flat. Antero-lateral margin shorter than postero-lateral one, armed with 2 triangular teeth excepting the outerorbital tooth.
Chelipeds quite thin and small. Fingers slender and slightly longer than palm, with tip curved and claw-shaped, cutting edges bearing acute teeth. Ambulatory legs relatively stout, but the last one shorter and smaller. Female abdomen oblong. Carapace length of the female 3.7 mm, breadth 5.3 mm. (Dai & Yang, 1991)
Type locality: off Sri Lanka.
Range: ? Red Sea (Balss, 1924a); ? Mauritius (Bouvier, 1915b, Michel, 1964); Sri Lanka (Alcock, 1898); Japan - Izu Ohshima (Sakai, 1976a), Shiono-misaki (Miyake, 1983), Oshima Passage, Amami-Oshima (Takeda, 1989); Taiwan; China - Paracel Islands (Dai & Yang, 1991); ? Hawaiian Islands - south coast of Molokai (Rathbun, 1906); ? Tahiti (Rathbun, 1907).