Palaeonemertea

Figure 2.A–B Tubulanus rhabdotus: B detail of the head, mouth and lateral organ (modified from Corrêa 1954) C–E Baseodiscus delineatus: C entire specimen, the worm has expulsed the proboscis D ventral detail of the head E dorsal detail of the head F–I Dushia atra: G dorsal detail of the head H ventral detail of the head I detail of the tail showing the caudal cirrus J–L Lineus stigmatus: J entire specimen, the worm autotomized K ventral detail of the head L lateral detail of the head. b brain, c cirrus, cg cephalic grooves, e eyes, lo lateral organ, m mouth, p proboscis, pp proboscis pore.

Nygard, Troms Fylke, Norway

Tromso, Troms Fylke, Norway

Eyes Under Puget SoundThis species image was collected from Puget Sound sediments and photographed by the Washington State Department of Ecologys Marine Sediment Monitoring Team. For more information about this teams work visit: www.ecy.wa.gov/programs/eap/psamp/index.htm.Cant get enough benthos? Check out our Eyes Under Puget Sound Critter of the Month species profile blogs at bit.ly/critterofthemonth

Los Escullos, Andalusia, Spain

Head w weak rhynchocoel visible

Ribeira, Galicia, Spain

Hubrechtiid nemertean dug up at Fort Pierce, FL, USA.

Ceuta, Ceuta Province, Spain

This common palaeonemertean rests within its transparent tube made of the mucus it produces. Many photos from divers show them clinging o to Sabella-tubes. Maybe thats their favourite food?

Drobak, Akershus Fylke, Norway

Bright orange pigment on tip of the head. Some specimens lack this obvious feature! Tail is often much paler and slender.

Drobak, Akershus Fylke, Norway

Some sort of lateral view of the animal.

Drobak, Akershus Fylke, Norway

This individual is in a tidepool at Swirl Rocks, WA. Photo by Dave Cowles June 21, 2005

6. Aus der vorderen Gegend der Nephridien. (Bürger, 1895. Plate 14:6)

Tubulanus polymorphus, contracted size, found in mud at Padilla Bay (Photo by: Dave Cowles 7-2001)

Carinoma mutabilis: whole worm

in total, and in its natural position in the bottom while performing the characteristic undulating movements.Brunberg, L. On the Nemertean Fauna of Danish Waters. Ophelia, 1(1), 77-111.

habitusBrunberg, L. On the Nemertean Fauna of Danish Waters. Ophelia, 1(1), 77-111.