Sentence Examples with the word Zooecium

In Cheilostomata with a rigid frontal wall A, of Membranipora; B, of an Jullien showed that proimmature zooecium of Cribrilina trusion and retraction were p.m., Parietal muscles.

The operculum of the normal zooecium has become the mandible, while the occlusor muscles have become enormous.

Cavity of the zooecium subdivided by transverse diaphragms, most numerous in the distal portion.

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In a few Gymnolaemata the ectocyst is merely chitinous, although in most cases the four vertical walls and the basal wall of the zooecium are calcareous.