Audouin & Milne-Edwards, 1833
Description:
Body long and strong.
Prostomium slender and conical, composed of ca. nine rings, with palps and antennae forming a cross at the tip.
Mid-body segments biannulate. Parapodia are longer than broad, with two slender, pointed prechaetal lamellae, equal in length. Notopodial postchaetal lamella chordate, neuropodial postchaetal lamella triangular. Dorsal cirri on body wall, ovoid; ventral cirri long and pointed.
Notopodial capillary chaetae in two bundles. Neuropodial chaetae are compound with a finely toothed blade.
Long, retractile gills on the anterior face of the parapodium from about chaetiger 20.
Pharynx with papillae of two kinds: round and conical ones.
Aileron with an interramal plate. The outer edge of the inner branch tapers smoothly to the base.
Size:
Up to 200 mm long for 250 segments.
Colour:
Living animal reddish.
Habitat:
In depths of 10-300 m in muddy sands and sandy muds.
Distribution:
From Sweden south to Spain, also the whole Mediterranean.