Pilidium aff. magnum

Nemertea: Anopla: Heteronemertea

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10x Plan Fluor / 20x Plan Apo / 40x Plan Fluor / 100x Plan Fluor. DIC / Phase Contrast. Sampled in Bay of Santander. June, 10th 2017.

Pilidium aff. magnum. Its epidermal cell outlines are conspicuous and form a hexagonal geometry. The juvenile, that develops in the episphere center, has caudal cirrus and doesn’t have eyes.

 

Chernyshev 2001

Chernyshev (2001)

 

References
Chernyshev, A.V. (2001). The Larvae of Unarmed Nemerteans in Peter the Great Bay (Sea of Japan). Russian Journal of Marine Biology. Vol. 27, No. 1: 58-61. (see Fig. 1).
Lacalli, T.C. (2005). Diversity of form and behavior among nemertean pilidium larvae. Acta Zoologica, 86: 267-276.
Norenburg, J.L. & Stricker, S.A. (2002). Phylum Nemertea. Chapter 7, Atlas of Marine Invertebrate larvae. Young, C.M., Sewell, M.A., & Rice, M.E. (eds). Academic Press. San Diego, CA.

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