Bible Dictionaries
Slit-Shell

Webster's Dictionary

(n.) Any species of Pleurotomaria, a genus of beautiful, pearly, spiral gastropod shells having a deep slit in the outer lip. Many fossil species are known, and a few living ones are found in deep water in tropical seas.

Bibliography Information
Webster, Noah. Entry for 'Slit-Shell'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/slit-shell.html. 1828.