Hoplonemertean larva. Morphotype III. Specimen 2

Nemertea: Anopla: Hoplonemertea

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10x Plan Fluor / 20x Plan Fluor. Phase Contrast – Polarization  / DIC. Sampled in Bay of Santander. August, 12th 2017.

 

It may be Paranemertes sp.

Diagnostic features
Oval morphology, with thick epidermis and uniformly ciliated. With three pairs of eyes and conspicuous cerebral ganglia; without statocysts nor lateral cirrus; with inconspicuous posterior and apical tuft.

 

References
Maslakova, S.A., Döhren J. (2009). Larval Development With Transitory Epidermis in Paranemertes peregrina and Other Hoplonemerteans. Biol. Bull. 216.
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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