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Norman, 1867

Pereion segment 2 in male with a long curved ventral spine. Coxal plate 1 acutely produced anteriorly; plate 2 rounded in female, acute in male. Rostrum well developed, acute, lateral lobes angular; eyes not defined, indicated by a patch of white pigment. Antenna 1 slender, moderately setose, peduncle article 1 with two large distoventral spines, flagellum up to 16-articulate; accessory flagellum short, 2-articulate with the distal article minute. Antenna 2 sparsely setose in female, densely setose and with a robust peduncle in male, flagellum only about 6-articulate. Female gnathopod 1 propodus suboval, strongly setose, palm oblique, sinuous, dactylus setose with the inner margin toothed. Male gnathopod 1 basis short and broad, propodus suboval, robust, setose, palm concave medially with a rounded distal tubercle, dactylus setose and toothed. Gnathopod 2 slender, simple, more robust in male than in female, very densely setose, carpus elongate, propodus shorter and tapering, dactylus small and straight. Pereiopods 3 to 7 basis narrow. Uropods 1 and 2 robust, spinose; uropod 3 peduncle inner distal angle prolonged with two or three terminal spines, ramus small, oval, with about five or six long distal setae. Telson rounded with a pair of short dorsolateral setules, apex weakly angular.

Up to about 7 mm.

Pale yellow, with weak orange bands on the pereion.

Depth range from 10 to 600 metres.

Arctic Ocean, North Atlantic, Greenland, Iceland, European coasts from northern Norway to the Bay of Biscay.

Unciola planipes