(Baird, 1850)
Description
Shell almost circular to elongate ovoid, surface bare of hairs and without hollows. Higher and with better developed rostrum and incisure in males than in females. Posterior margin with a ventrally pointing dorsal process and a dorsally pointing ventral process. The frontal organ is long, slender and pointed. Furcal margin with long hairs between the claws; claws 1, 2, 4 and 6 are main claws (Poulsen, 1969).
Species surrounded by taxonomic confusion (Kornicker, 1974).
Size
Female 1.24-1.27 mm, male 1.27 mm carapace length.
Depth range
Shallow water species.
Distribution in the North Sea
Northern North Sea (Klie, 1944a)
World distribution
E Atlantic 30-65°N (Poulsen, 1969). This or closely related species have been recorded from Plymouth Sound, Loch Long, and the Isle of Cumbrae as well as from the Mediterranean.
[After Angel, 2000 with additional information from Klie (1944a) and Poulsen (1996)]