Montgomery, 1931
Carapace closely beset with fine hairs, frontal ridges short, merely a cluster of granules, protogastrics an interrupted row of coarse granules, mesogastrics straight and broadly interrupted in the mid line, epibranchial ridge interrupted by cervical groove and medially, 3 mesobranchial, 2 cardiac ridges; front with six lobes; five antero-lateral teeth, fourth smallest. Basal antennal joint with a curved ridge bearing rounded granules. Upper surface of cheliped palm with two spines on anterior and posterior borders, respectively, posterior carina inconspicuous, represented by a row of granules; inner face smooth. Posterior border of propodus of swimming leg with 5-10 spines. Male first pleopod regularly curved and sickle-shaped, inner surface with 2 small spinules set back from tip; outer surface with 2 separate and parallel rows of bristles with about 18 in each row. (Türkay 1995)
Front 6-lobed, median frontal lobes narrower than sub-medians; first antero-lateral tooth with tiny subsidiary basal tooth. (Davie 1999)
Type locality: Abrolhos Island, Western Australia.
Range: Japan - Kii Nagashima and Kii Minabe (Sakai, 1976a), Shiono-misaki (Takeda, 1979a), Kushimoto (Miyake, 1983); Australia - Abrolhos Island, W.A. (Montgomery, 1931), Port Stephens, Norah Hd., Pt. Gibbon and Manly, N.S.W., (Stephenson & Hudson, 1957), Shark Bay (Stephenson, 1961), Twofold Bay, Disaster Bay, and Eden, N.S.W. (Stephenson & Rees, 1968), southern Queensland (Stephenson & Cook, 1970), off Yamba, Montague Island and Disaster Bay, N.S.W. (Griffin, 1972), Cape Moreton, Queensland (Griffin, 1972); 10-30 m.