(Takeda & Tamura, 1983)
Carapace moderately convex and covered with short setae and conical granules, which are spiniform in anterior half, anterior part obliquely declivous; gastric region weakly convex and defined antero-laterally by a very shallow furrow at each side, its posterior part being also shallowly separated from branchial region, hepatic region separated from branchial one by a shallow furrow; front moderately concave and armed with spinules; internal orbital angle obtuse and hardly protruding; external orbital angle armed with a spine and reaching well beyond internal orbital one, antero-lateral border behind it spinous. Chelipeds homochelous, slender, upper border of palm a little shorter than twice its height and longer than dactyl. (Türkay 1995)
Type locality: Kushimoto, Wakayama Prefecture, Japan, 5 m.
Range: Japan - Kushimoto, Wakayama Prefecture (Takeda & Tamura, 1983); 5 m.