Gastrula of a echinoderm. Specimen 2


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20x Plan Fluor / 40x Plan Fluor / 60x Plan Fluor. DIC / Phase Contrast. Sampled in Bay of Santander. July, 5th 2017.

Late stage.



Mortensen (1921)

Larink, O. & Westheide, W. (2011). Coastal plankton. Verlag Dr.Friedrich Pfeil. München. (see Plate 68, 72).
Mortensen, Th. (1921). Studies of the development and larval forms of echinoderms. G.E.C. GAD. Copenhagen. (see Plate XVII, Fig. 1-5).
VV.AA. (2016). The White Sea invertebrates development. WSBS MSU (White Sea Biological Station of Lomonosov Moscow State University). (see Figure 33-K-L and 35-K-L).

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