(Claparède, 1868)
Description:
Body long and thin.
Prostomium rounded pentagonal with four eyes with lenses, in a trapezoid arrangement. Often with two ocelli. Palps rounded triangular, longer than the prostomium, extending as two long and broad lips. All three antennae similar, oval or club-shaped, median antenna sometimes a little longer.
Tentacular cirri like the antennae or smaller. Dorsal cirri oval and as long as the parapodial lobes or a little smaller, missing on the second parapodium. Ventral cirri smaller. Acicula with a terminal button.
Blades of compound chaetae of different structure, 2 or 3 needle-like chaetae, the others short. Upper simple chaetae present on all parapodia. Posterior parapodia with an additional lower simple bidentate chaetae.
Pharynx with one anterior tooth.
Size:
Body up to 10 mm long for 62 segments.
Colour:
Transparent.
Habitat:
On mud or sand.
Distribution:
Pacific, Atlantic Ocean to the Mediterranean, southern North Sea, Skagerrak and Kattegat. |
