Laonome kroeyeri Malmgren, 1866

Synonyms:
No synonyms.

Distinguishing characteristics
Radioli not united by membrane.
Abdominal and thoracic uncini are almost identical.

Species description
Thorax with 8-12 chaetigers. 6 to 8 pairs of radioli and pair of tentacular filaments. Collar ventrally cleft and entire dorsally. First chaetiger with notopodial chaetae only. Thoracic notopodial chaetae winged capillaries and spatulate chaetae. Thoracic uncini with 5-6 rows of small teeth over the large terminal. Abdominal chaetae are broadly winged capillaries. Abdominal and thoracic uncini almost identical. Pygidium with 1 papilla. Tube - slender, membranous, encrusted with mud.

Size
Over 30 mm.

Color
Alive with a yellowish white body and red crown.

Habitat
In soft substrata, sublittoral. 10-60 m.

Mobility
Sedentary.

Feeding
Suspension feeder.

Life cycle

Distribution
Arctic, North Pacific, North Atlantic, North Sea to Baltic.