Bible Dictionaries
Jura-Trias

Webster's Dictionary

(n.) A term applied to many American Mesozoic strata, in which the characteristics of the Jurassic and Triassic periods appear to be blended.

Bibliography Information
Webster, Noah. Entry for 'Jura-Trias'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​j/jura-trias.html. 1828.