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(Dana, 1852)

Carapace moderately broad (breadth about 1.63 times length); surface covered with a short dense pubescence, microscopic granulation below that; with continuous bow-shaped mesogastric, epibranchial, and metagastric ridges; front with 4 bluntly rounded lobes, outer pair slightly larger than inner one; antero-lateral borders with 9 teeth, last one distinctly longer and stouter than the preceeding ones, projecting slightly forward; postero-lateral junction rounded. Cheliped merus with postero-distal border smooth, anterior border with 3 spines; carpus with 2 outer spines, a carina on the upper surface, terminating in a spiniform process and the usual 2 spines at hand articulation; upper border of palm with 2 distal spines, lower surface granular. Posterior border of swimming leg without spines or spinules. (Türkay 1995)

Postero-lateral junction of carapace rounded; antero-external angle of merus of third maxilliped not produced laterally; carapace not very broad, breadth less than twice length; no stridulating apparatus on undersurface of carapace; mesogastric area of carapace bearing 2 separate transverse ridges; postero-lateral area of carapace without 2 pale spots outlined in brown; male pleopod smoothly curved. (Davie 1999)

Type locality: Sandwich Island.
Range: Mozambique Channel (Stephenson, 1972a); Mauritius (Michel, 1964); Japan - Shimoda (Sakai, 1935), Shimoda, Ise Bay and Nagasaki (Sakai, 1939), Sagami Bay (Sakai, 1965b), Sagami Bay, Shimoda, Wagu, Kii Nagashima, Kii Minabe, and Nagasaki (Sakai, 1976a); Taiwan - Kaohsiung Province and Ping-tung Province (Huang & Yu, 1997); China - Hainan Island (Dai & Yang, 1991); Indonesia - Buru, Moluccas, and Tanimbar (Stephenson, 1975); Australia - Murray Island and Port Jackson (Stephenson & Campbell, 1959), Leighton Beach and Maud Landing (Stephenson, 1961); Hawaii - Sandwich Island (Dana, 1852), Honolulu, Maui and Kauai (Rathbun, 1906), Honolulu (Stephenson, 1972a); Line Islands - Palmyra (Edmondson, 1923); 20-30 m.

Portunus pubescens