Parasergestes halia ( Faxon, 1893 )

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 30

Parasergestes halia ( Faxon, 1893)

( Fig. 6S–X)

Sergestes halia Faxon, 1893: 217 . — Burkenroad 1937: 320, text figs. 4–5. — Hendrickx & Estrada-Navarrete 1989: 108; 1996: 49, fig. 32. — Pérez Farfante & Kensley 1997: 197.

Sergestes edwardsii Faxon 1895: 212 , pl. 51, fig. 1 [not Sergestes edwardsi Kröyer, 1855 , Atlantic species].

Parasergestes halia . — Judkins & Kensley 2008: 77.

Diagnosis. Body slender, smooth. Rostrum short, obliquely pointed, ending in tiny tooth. Carapace with supraorbital tooth, hepatic spine, antennal, branchial carinae; gastro-hepatic groove faint on dorsal part of carapace, dorsal part of cervical groove faint. Eye pigmented. Scaphocerite narrow, elongate, spine slightly longer than very narrow distal end of blade. Second, third maxillipeds robust, third especially long, greatly exceeding pereopods. Pereopods 1–3 slender, chelate; pereopods 4, 5 slender, pereopod 5 very short. Abdominal somites rounded. Telson with dorsal groove, blunt apex. No setae on outer margin of outer uropod. Total length 37 mm.

Color in life. Not reported.

Habitat and depth. Pelagic, surface to 1617 m.

Range. Southern California ( LACM, unpublished record), Gulf of California to Gulf of Panama . Type material came from various stations in the Gulf of Panama .

Remarks. The illustration given by Faxon (1895, pl. 51) shows a blunt rostrum, but both the figures by Burkenroad (1937) and a specimen examined from off Socorro I., Mexico had a rostrum ending in a small tooth.