Pilidium larva of either Micrura or Cerebratulus sp. Specimen II

Nemertea: Anopla: Heteronemertea: Lineidae

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10x Plan Fluor / 20x Plan Apo / 40x Plan Fluor/ 60x Plan Fluor. DIC  / Phase Contrast.
Sampled in Bay of Santander. June, 10th 2017.

Pilidium with pigment spots. The juvenile has small eyes and caudal cirrus.

References
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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