Last Updated
：2025/11/20
Jurassic
Proper noun
Japanese Meaning
ジュラ紀：地質学・古生物学において、三畳紀の後、白亜紀の前に位置する時代（約2億年前から1億4500万年前まで）の地質時代を指す。
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(geology, paleontology) The period from 201.3±0.2 to 145 million years ago, after the Triassic and before the Cretaceous; the geologic systems of this period.
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Jurassic
Fossils from the Jurassic reveal a remarkable diversity of marine reptiles.
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Fossils from the Jurassic reveal a remarkable diversity of marine reptiles.
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