Tertiary Period: Related Content
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Topics
Paleocene-Eocene Thermal MaximumPaleogene PeriodNeogene PeriodfossilK–T extinctionLaramide orogenyAlpine orogenynummuliteCenozoic EraQuaternary
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Key People

Alexandre Brongniart
French geologist

Edward Drinker Cope
American paleontologist

Jean-Baptiste-Julien d’ Omalius d’Halloy
Belgian geologist