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Sars, 1892

Body short and laterally flattened ; coxal plate 4 distal margin convex; epimeral plate 3 posterodistal angle subacute. Head with triangular lateral lobes, subacute; eyes small, rounded. Antenna 1 and 2 about equal in length, slender, half the body length. Antenna 1 peduncle article 1 longer than article 2, article 3 small, flagellum much longer than the peduncle. Antenna 2 peduncle slender, articles 4 and 5 about equal length, flagellum equal to the length of the peduncle article 5 or little longer. Gnathopod 1 slender, merus and carpus spinulose, propodus slender and little shorter than the carpus, palm not delimited, margin with three or four long setae, dactylus inner margin setulose. Male gnathopod 2 only moderately robust, propodus broad distally, palm oblique, almost straight, delimited by a small tooth and one or two slender spines, palmar margin feebly crenulate. Female gnathopod 2 similar to the male one, except that it is smaller. Pereiopods 5 to 7 slender, merus broad and produced distally; pereiopods 6 and 7 basis broadly oval. Uropod 3 peduncle usually with two marginal spines, articles 1 and 2 of ramus about equal. Telson oval with two or three pairs of dorsolateral spines, apex rounded.

Up to about 3 mm.

Whitish, with brown patches; coxal plates with a greenish tinge.

Depth range from 5 to 50 metres, often found amongst algae or hydroids.

North Atlantic; North Sea, south-west Norway.

Metopa pusilla