How To Use Phanerozoic In A Sentence
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The record has been much deformed, reconstituted, and obliterated during the subsequent Proterozoic and Phanerozoic eons.
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The division of the Phanerozoic into chronostratigraphic divisions - eras, periods, epochs and ages - has itself evolved over a period of about 200 years.
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Evidence for life has bee found in the Archaean about 3.8 billion years ago, but life did not become abundant until the Phanerozoic.
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Originally there were only two eons, the Precambrian and the Phanerozoic.
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Because of their ability to secrete calcium carbonate, calcareous red algae have a better Phanerozoic fossil record than many other groups of algal protists.
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It seeks to achieve the precise definition of systems, series, and stages by the use of fossils within the Phanerozoic rocks.
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They are generally common microfossils in Phanerozoic marine sedimentary rocks, at least from the early Middle Ordovician onward.
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Smaller-scale inset maps will provide information on metamorphic grade of orogenic terrains and the structure of Phanerozoic sedimentary basins.
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The following table shows the three eras and eleven geological periods that comprise the Phanerozoic.
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The record has been much deformed, reconstituted, and obliterated during the subsequent Proterozoic and Phanerozoic eons.
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The following table shows the three eras and eleven geological periods that comprise the Phanerozoic.
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Those important concepts have helped me to understand better the relationship between ecology and taphonomy, and the fundamental conditions leading to exceptional preservation in the Phanerozoic.
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Preservation of non-biomineralized tissues within concretions occurs through most of the Phanerozoic, from the Upper Cambrian to the Recent.