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Areas of Cenozoic North America that were covered by seawater tended to be areas near the modern coasts. [135] The Cannonball Sea near Minot, North Dakota was the last of the North American interior. [136] Cenozoic marine invertebrates are best known from deposits near the coasts and tend to resemble modern forms.
(Click to zoom) See legend below This is the legend for the North American geological map above. Geologic map of North America. The geology of North America is a subject of regional geology and covers the North American continent, the third-largest in the world. Geologic units and processes are investigated on a large scale to reach a ...
North America Mazatzal orogeny: 1.67 1.65 North America Picuris orogeny: 1.43 1.30 North America Grenville orogeny: 1.25 .98 North America Caledonian orogeny East Greenland Orogen.72 .42 North America Appalachian orogeny.48 North America Taconic orogeny.44 North America Acadian orogeny.37 North America Alleghanian orogeny.35 North America ...
Northward propagation of the East Pacific Rise into the North American plate initiates rifting off of the Baja California peninsula. 4 Ma Pliocene Sierra Nevada begins to rise. 3.5 Ma Pliocene The Pacific plate changes its direction of motion about 11 degrees east of its previous heading, from northwest to the present northwest by north.
Pages in category "Cenozoic paleontological sites of North America" The following 24 pages are in this category, out of 24 total. This list may not reflect recent changes .
Cenozoic Erathem of North America (3 C) N. Northern Cordilleran Volcanic Province (2 C, 60 P) S. Cenozoic stratigraphic units of North America (2 C)
Cenozoic life of North America (5 C) N. Neogene North America (19 C, 4 P) Cenozoic Nicaragua (3 C) North American land mammal ages (20 C, 1 P) P. Paleogene North ...
c. 2,200–1800 Ma – Continental Red Beds found, produced by iron in weathered sandstone being exposed to oxygen. Eburnean Orogeny, series of tectonic, metamorphic and plutonic events establish Eglab Shield to the north of West African Craton and Man Shield to its south – Birimian domain of West Africa established and structured.