Bible Dictionaries
Tentaculite

Webster's Dictionary

(n.) Any one of numerous species of small, conical fossil shells found in Paleozoic rocks. They are supposed to be pteropods.

Bibliography Information
Webster, Noah. Entry for 'Tentaculite'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/tentaculite.html. 1828.