epitheca — अंग्रेज़ी शब्दकोश

संज्ञा

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

   संबंधित शब्द

   Frustule

   उदाहरण

   अधिक उदाहरण (1)

   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 […]