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06SeaUrchinSEM

Caption

Scanning electron microscope image of Strongylocentrotus drobachiensus [sea urchin] at the gastrula stage. Embryo was split open to reveal the blastocoel cavity. There are several migrating mesenchyme cells, with a variety of filopodial shapes.

Class Echinoidea

Superorder Echinacea

Order Echinoida

Strongylocentrotus drobachiensus

JEOL 35C SEM

Writer

Louisa Howard

Keywords

marine invertebrate, SEM, sea urchin, embryo