Brachycarpus biunguiculatus ( Lucas, 1846 )

Li, Xinzheng, 2008, Report on some species of Palaemonidae (Crustacea, Decapoda) from French Polynesia, Zoosystema 30 (1), pp. 203-252 : 205

Brachycarpus biunguiculatus ( Lucas, 1846)

Palaemon biunguiculatus Lucas, 1846: 45 , pl. 4, fig. 4.

Brachycarpus biunguiculatus – Kemp 1925: 312-314. — Holthuis 1952a: 3-10, pl. 1, figs a-q. — Morrison 1954: 18. — Bruce 1996: 200, figs 1a-c, 28a, 30. — Poupin 1998: 11; 2003: 21. — Li & Bruce 2006: 618 .

MATERIAL EXAMINED. — Austral Is. Rapa I., Pointe Komire, BENTHAUS, malacologist fieldwork, stn 10, 27°34.8’S, 144°22.8’W, 16-18 m, stones with brown algae, 7.XI.2002, 2 ♀♀ (MNHN-Na 15430). — SW Pointe Gotenaonao, BENTHAUS, malacologist fieldwork, stn 27, 27°38.7’S, 144°19.2’W, 6 m, stones with algae, 14.XI.2002, 1 ♀ (MNHN-Na 15429).

DISTRIBUTION. — Type localities:Oran and Bone , Algeria. Previously known from the Red Sea ; Zanzibar, Sri Lanka, Ryukyu Is, New Caledonia, Loyalty Is, Chesterfield Is, Caroline Is, French Polynesia (Tuamotu Is),Wake Is, Hawaii, and known extensively in the Eastern Pacific , eastern and western Atlantic and western Mediterranean region ; 0-56 m depth. Not previously recorded from Austral Islands .

REMARKS

Specimens from Rapa and one from Pointe Komire lack their second pereiopods, but both second pereiopods of another female of Point Komire are present. Their rostra reach approximately the end of the antennal scale, but do not far overreach it as in B. crosnieri Bruce, 1998 .