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Arwidsson, 1906

Body is cylindrical and thin with 19 chaetigers.
Prostomium oval. Nuchal slits strongly bend, semicircular, laterally and posteriorly opened.
The fused prostomium-peristomium is 1/2 of the length of the first chaetiger. The first 4 chaetigers are at least 3 times as long as broad, the posterior segments are less than two times as long as broad.
Anterior 8 chaetigers with a glandular band anterior to parapodia. Posterior parapodia with glandular areas, which are interrupted ventrally.
On first 4 segments parapodia are set on the anterior part; on following segments parapodia in the middle of the segment; on posterior segments parapodia behind the middle of the segment.
Some capillaries with, some without wings.
Anterior 4 neuropodia with 1-2 spines. Other neuropodia with hooks. 3 short posterior segments without chaetae.
Pygidium obliquely truncated.

Up to 30 mm for 19 chaetigers.

Thin tube of clay, encrusted with small stones. Diameter outside 2.5 mm, inside 1.5 mm.

Living animal yellowish to lemon-yellow with a red-brown pigment band at the level of the parapodia of the anterior 6 or 7 segments.

Arctic, eastern North Atlantic up to Mediterranean, entry of English Channel, Skagerrak, Kattegat.

Lumbriclymene minor