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Støp-Bowitz, 1945

Description:
Body long, cylindrical, with fine secondary annulations.
Prostomium bluntly conical with a small median process at its tip and 2 large nuchal organs. Eyes absent.
Parapodia with short prechaetal lamellae and small ventral cirri, those of the anterior 2-3 parapodia very long. Notopodial chaetae longer than the neuropodial ones.
Gills cirriform, along the whole length of the body, except for the first chaetiger and the 4 last ones. Gills on the posterior segments very long and meet on the dorsal mid-line.
Pygidial tube funnel-shaped, about as long as wide, with 25 rings and the margins fringed with papillae. There often is a long pygidial cirrus coming out of the funnel.

Size:
Up to 50 mm for 61 chaetigers.

Colour:
In alcohol, yellowish or brownish violet.

Habitat:
In mud or muddy sand, between 30 and 550 m.

Distribution:
Northeast Atlantic; Norwegian and Swedish coasts.

Ophelina norvegica