(n.) A term applied to many American Mesozoic strata, in which the characteristics of the Jurassic and Triassic periods appear to be blended.
JURA-TRIAS
Meaning of JURA-TRIAS in English
Webster's English dictionary. Английский словарь Webster. 2012
(n.) A term applied to many American Mesozoic strata, in which the characteristics of the Jurassic and Triassic periods appear to be blended.
Webster's English dictionary. Английский словарь Webster. 2012