Meaning of epitheca | Babel Free

Definitions

The upper half of the theca of a thecate protist such as a diatom or dinoflagellate.

Examples

“Cellariiform, the orifices nearly confined to the convex frontal and lateral surfaces; the basal surface with a strong median calcareous keel, almost concealed by a flat membranous epitheca, which covers the whole zoarium […]”

CEFR level