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Definition of Jurassic period
1. Noun. From 190 million to 135 million years ago; dinosaurs; conifers.
Group relationships: Age Of Reptiles, Mesozoic, Mesozoic Era
Generic synonyms: Geological Period, Period
Lexicographical Neighbors of Jurassic Period
Literary usage of Jurassic period
Below you will find example usage of this term as found in modern and/or classical literature:
1. Manual of Geology: Treating of the Principles of the Science with Special by James Dwight Dana (1869)
"jurassic period (17). The jurassic period derives its name from the Jura Mountains
on the western borders of Switzerland, one of the regions characterized ..."
2. Manual of Geology: Treating of the Principles of the Science with Special by James Dwight Dana (1880)
"jurassic period (17). The jurassic period derives its name from the Jura Mountains,
on the western borders of Switzerland, one of the regions characterized ..."
3. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"Geography oj the jurassic period. From the distribution of Jurassic strata, and
from the study of their fossils, it has been possible to draw many ..."
4. An Introduction to Geology by William Berryman Scott (1907)
"CHAPTER XXXIII THE jurassic period WILLIAM SMITH, the father of historical geology,
was the first to work out the divisions of the Jurassic, ..."
5. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"Geography of the jurassic period. From the distribution of Jurassic strata, and
from the study of their fossils, it has been possible to draw many ..."
6. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"Geography o/ the jurassic period. From the distribution of Jurassic strata, and
from the study of their fossils, it has been possible to draw many ..."
7. Geology: Chemical, Physical, and Stratigraphical by Joseph Prestwich (1888)
"Absence of Disturbances during the jurassic period. The structure and organic
remains of the Jurassic strata show on the Continent, as in England, ..."
8. The Museum of Science and Art by Dionysius Lardner (1856)
"FIRST jurassic period. 342. Convulsion that closed the Triassic age.—343. ...
SECOND jurassic period. 348. Mineral character of this stage. — 349. ..."