Home|Search|Identify|Taxonomic tree|Quiz|About this site|Feedback
Developed by ETI BioInformatics
Characteristics, distribution and ecology
Taxonomische classification
Synonyms and common names
Literature references
Images, audio and video
Distribution map
Links to other Web sites

(O.F. Müller, 1766)

Description:
Body long and thin with up to 340 segments.
Prostomium conical, slightly longer than broad. Peristomium as long as or slightly longer than the following segments.
Parapodium with a short, rounded prechaetal lobe; postchaetal lobe longer, tongue-shaped, becoming somewhat finger-shaped and extending dorsally in middle and posterior parapodia. Anterior parapodia with winged capillary chaetae. Simple hooded hooks multidentate, starting on chaetigers 15-50. Chaetae dark amber coloured on the basal half; aciculae black (L. fragilis-detail).
Mandibles Y-shaped. Maxillae I: hooked forceps; maxillae II: 4-5 teeth; maxillae III: 1-2 teeth; maxillae IV: unidentate (L. fragilis-jaw plates).
Pygidium with 4 lobes.

Size:
Up to 380 mm for 340 segments.

Colour:
Iridescent, reddish orange, brown or yellowish with whitish transverse bands.

Habitat:
In sand, mud, gravel, broken shells, stones and various combinations of these. Also among Posidonia , from shallow subtidal depths to about 3500 m.

Distribution:
Arctic, North Pacific, North Atlantic up to the Mediterranean, English Channel, whole North Sea, Skagerrak to Öresund.

Lumbrineris fragilis