(Fize & Serène, 1955a)
Carapace moderately convex and covered with setae and granules, which are more or less spiniform in anterior part; gastric region L-shaped anteriorly, convex dorsally, confluent posteriorly with cardio-intestinal region, and separated from branchial region by a furrow at each side. Front moderately concave and armed with spinules, internal orbital angle spine-topped; external orbital angle angular, reaching beyond internal orbital one, antero-lateral border behind it granulate. Chelipeds homochelous, rather slender, upper border of palm a little longer than its height and nearly as long as dactyl. Second and third pereiopods with meri distinctly compressed and upper border shorter than twice height, both borders as well as upper borders of carpus and propodus covered with dense longish setae and granules. (Türkay 1995)
Type locality: Nha Trang, Vietnam.
Range: Japan - Kushimoto, Wakayama Prefecture (Miyake, 1983, Takeda & Tamura, 1983), Hachijo-jima (Takeda & Tamura, 1985); Vietnam - Nha Trang (Fize & Serène, 1955a, 1957).