Aglaophamus malmgreni (Théel, 1879)

Synonyms:
Nephthys malmgreni Théel, 1879
Nephtys longosetosa (non Örsted) Malmgren, 1865
Nephtys atlantica Hansen, 1879
Nephtys malmgreni Fauvel, 1923

Distinguishing characteristics
Acicular lobes slender, triangular.
Interramal cirri, curved downwards, start at chaetiger 8-15.

Species description
Prostomium rounded rectangular, as long as broad or somewhat longer. Proboscis with 14 longitudinal rows of 10-20 papillae. Acicular lobes slender, triangular. Prechaetal lamellae rudimentary, broadly rounded. Postchaetal lamellae of notopodia unequally bilobed, as long as or shorter than the acicular lobe, those of the neuropodia shorter, simple, oval or broadly rounded. Interramal cirri, curved downwards, start at chaetiger 8-15 and are absent from the last 14-40 parapodia. Pygidium with 1analcirrus.

Size
Up to 120 mm for 90 segments.

Color
In alcohol reddish to brown.

Habitat
Occurs from the eulittoral, sublittoral to mid-bathyal.

Mobility
Mobile.

Feeding
Carnivore.
Predator.

Life cycle

Distribution
Arctic, North Pacific, Atlantic, Mediterranean, Red Sea, Indian Ocean, northern North sea to the Skagerrak.