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.

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