(Hess, 1865)
Surface of carapace minutely granulate, coarser granules laterally and around six dorsal tubercles, largest cluster surrounding mesogastric tubercle. Front with arcuate lobes laterally and a slightly emarginate rostrum medially. Exognath and ischium of third maxilliped tuberculate.
Antero-lateral margins of carapace crenulate with five small tubercles followed by three large triangular, tooth-like tubercles.
Lateral spine 0.2 carapace width. Postero-lateral margin oblique, with granulate carina extending to base of lateral spine. Mid postero-lateral tubercle present.
Upper external surface of palm with two rows of granulate low tubercles, proximalmost in lower row largest. Mid palm a lobed ridge, second lobe prominent, acuminate, fourth and fifth wide and obtuse. At lower proximal angle of palm an acuminate tubercle.
A row of molariform tubercles extending from lower proximal angle of palm to base of immobile finger. An additional short row of granules runs parallel to lower margin. Lower margin with row of triangular tubercles terminating at base of dactylus, distalmost largest. A distinctly milled ridge on outer surface of dactylus in male, absent in female.
Plastron coarsely granular. First male pleopod with pronounced angle between shaft and apical lobe.
Colour (in alcohol): Carapace with reticulating brown lines forming small plygons anteriorly and larger, longitudinal loops posteriorly. (Galil & Clark, 1995)
Type locality: Sydney, Australia.
Range: Red Sea (Galil & Clark, 1995); Aden (Galil & Clark, 1995); Kenya (Galil & Clark, 1995); Zanzibar (Galil & Clark, 1995); South Africa - Durban Bay (Galil & Clark, 1995); Madagascar - Passandava Bay (Hoffmann, 1874, Galil & Clark, 1995), Nosy Bé (Lenz & Richters, 1881); Aldabra Islands (Galil & Clark, 1995); Seychelles - Mahé and Praslin (Galil & Clark, 1995); Mauritius (Ortmann, 1892, Galil & Clark, 1995); Sri Lanka (Galil & Clark, 1995); Sumatra - Aceh (de Man, 1896b); Malaysia (Galil & Clark, 1995); Japan - Tosa Bay (Sakai, 1937a), Yoron-jima (Sakai, 1976a); Taiwan - P'eng-hu Island (Sakai, 1937a); Indonesia - Java Sea (de Man, 1896b), Molucca Id. and Goram Island (Galil & Clark, 1995); Palau (Takeda, 1973d); New Britain (Ortmann, 1892); Australia - Sydney (Hess, 1865, Galil & Clark, 1995), Australian Seas (Galil & Clark, 1995); New Hebrides (Galil & Clark, 1995); Tahiti (Galil & Clark, 1995).