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.

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.

Carinomella lacteaAnterior portion of body

HabitusCoe, W. R. (1905). Nemerteans of the west and northwest coasts of America.. Bull. Mus. comp. Zool. Harv.. 1-318

Tubulanus capistratus

Tubulanus cingulatus: habitus

Tubulanus frenatus: Habitus

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

Tubulanus linearis: Habitus

Tubulanus pellucidus: Habitus

Tubulanus rhabdotus: Lateral sensory organ (center of photo)

Tubulanus rhabdotus: circular bands with white margins

Tubulanus riceae: habitus

Showing dorsal (L) and lateral views (R)Coe, W. R. (1905). Nemerteans of the west and northwest coasts of America.. Bull. Mus. comp. Zool. Harv.. 1-318

Tubulanus superbus: Showing lateral sensory organ(from Buerger, O., 1897-1907. Nemertini. In: H.G. Bronn (ed.) Klassen und Ordnungen des Toerreichs 4 Suppl, Leipzig.)

Tubulanus riceae: Proboscis glandular cells

Tubulanus rhabdotus: Size comparison of Tubulanus riceae (left) and Tubulanus rhabdotus (right)

Tubulanus rhabdotus: Size comparison of Tubulanus riceae (left) and Tubulanus rhabdotus (right)