Emplectonematidae

Figure 4.A–C Nemertopsis bivittata: B dorsal detail of the head and proboscis, C detail of the stylets D Ototyphlonemertes erneba (modified from Corrêa 1950 and Kirsteuer 1977) E–G Ototyphlonemertes lactea: E entire worm F detail of the statocysts G detail of the stylets H–J Zygonemertes fragariae: H entire worm I detail of the head J detail of the stylets K–M Zygonemertes virescens: K entire worm L detail of the head M detail of the stylets. ac accessory stylet, b base of the stylet, br brain, c sensorial cirrus, e eyes, p proboscis, pa proboscis papilla, s sylet, st statocysts.

This view of the head shows the lighter colored band along the edge of the head and across the back of the head. The most posterior clusters of ocelli are near the posterior end of the band along the border.

This view of the front of the head (contracted, alcohol-preserved specimen) shows the combined mouth and proboscis at the front of the head. Photo by Dave Cowles, March 2010

Paranemertes peregrina from Padilla Bay mudflats. This individual is about 8 cm long. (Photo by: Dave Cowles, July 2009)

A large individual of the dark variety.Coe, W. R. (1904). Nemerteans of the Pacific coast of North America. Part II. Harriman Alaska Series. 11, 111–220.

Dorsal view of head to show arrangement of ocelli.Coe, W. R. (1901). The Nemerteans of the Expedition. Proceedings of the Washington Academy of Sciences, Vol. 3, 1-110.

habitus(from Coe, W. R. (1901). Papers from the Harriman Alaska Expedition. XX. The nemerteans.. Proc. Wash. Acad. Sci.. 1-110.)

habitusCoe, W. R. (1904). Nemerteans of the Pacific coast of North America. Part II. Harriman Alaska Series. 11, 111–220.

Outline of anterior portion of body to show the arrangement of ocelli. Dorsal surface.Coe, W. R. (1901). The Nemerteans of the Expedition. Proceedings of the Washington Academy of Sciences, Vol. 3, 1-110.

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

Nemertopsis bivittata: head and side showing longitudinal stripe pattern

Emplectonema derjuginiEntire animal