MetaGlossary.com: Cretaceous Period

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Keywords: Mesozoic, Ago, Era, Dinosaur, Million

Related Terms: Cambrian, Carboniferous, Cenozoic, Cretaceous, Devonian, Eocene , Era, Holocene, Jurassic, Mesozoic, Miocene, Mississippian, Oligocene, Ordovician, Palaeolithic, Paleozoic, Pennsylvanian, Permian, Pleistocene, Pliocene, Quaternary, Recent, Silurian, Tertiary, Carboniferous Period, Precambrian, Proterozoic, Holocene Epoch, Phanerozoic, Neogene, Eon, Geologic Time, Permian Period, Cenozoic Era, Mesozoic Era, Phanerozoic Eon, Paleocene, Archean, Archaean, Triassic, Cambrian Explosion, Dinosaurs, Palaeozoic, Jurassic Period, Devonian Period, Pleistocene Epoch, Triassic Period, Quaternary Period, Paleozoic Era, Cambrian Period

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Time interval in the geologic time scale spanning from about 140 to 65 million years ago. Last period of the Mesozoic Era.

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The youngest of the three geologic periods of the Mesozoic Era of Earth's history, extending from approximately 145 to 65 Ma ago.

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from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants

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the last period of the Mesazoic Era (approximately 70 million years ago) and its corresponding system of rocks.

http://scign.jpl.nasa.gov/learn/glossary.htm

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The period of time lasting from 144 million years to 65 million years ago. During this period, the first flowering plants and greatest variety of dinosaurs appeared.

http://www.cityofmesa.org/youth/msm/dinogloss.asp

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last period of the Mesozoic Era; time period during which dinosaurs became extinct: "creta" comes from Latin, meaning chalk

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the last and final period of the Mesozoic Era, 144 to 65 million years ago.

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the third period of dinosaur rule from 135 to 65 million years ago

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period of time at the end of the Age of Reptiles extending from approximately 66 to 145 million years ago.

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The time period when dinosaurs were at their most diverse between 145 and 65 million years ago. This period also saw great diversification among insects and the beginnings of the rise of mammals and birds.

http://en.wikibooks.org/wiki/Wikijunior_Dinosaurs/Glossary_of_Basic_Terms

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A geological era; the final part of the Mesozoic, from approximately 140 to 170 million years ago.

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the last Period in the Mesozoic Age145-65 million years ago. ( more about the Geological Timetable)

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A geological term denoting the interval of Earth history beginning around 144 million years ago and ending 66 million years ago.

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A period 144 to 65 million years ago, characterized by the growth of the first flowering plants and the height of the era of the dinosaurs. It ended with the complete extinction of the dinosaurs 65 million years ago.

http://digonsite.com/glossary/ag.html

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Flowering plants appeared and dinosaurs were at their height during the Cretaceous period, 146-65 million years ago. There was a mass extinction (the K-T mass extinction) at the end of the Cretaceous, marking the end of the dinosaurs and many other species. Modern-day sharks existed during the Cretaceous period.

http://www.zoomstore.com/geology/rocks/glossary/indexc.shtml

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