Bible Dictionaries
Polycystina

Webster's Dictionary

(n. pl.) A division of Radiolaria including numerous minute marine species. The skeleton is composed of silica, and is often very elegant in form and sculpture. Many have been found in the fossil state.

Bibliography Information
Webster, Noah. Entry for 'Polycystina'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/polycystina.html. 1828.