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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.
The North American Cordillera extends up and down the coast of North America and roughly from the Great Plains westward to the Pacific Ocean, narrowing somewhat from north to south. It includes the Cascades , Sierra Nevada , and Basin and Range province ; the Rocky Mountains are sometimes excluded from the cordillera proper, in spite of their ...
During the Cenozoic, the orogen resulted in the construction of the Tibetan Plateau between the Tethyan Himalayas in the south and the Kunlun and Qilian mountains in the north. [53] Later, South America was connected to North America via the Isthmus of Panama, cutting off a circulation of warm water and thereby making the Arctic colder, [54] as ...
Cenozoic life of South America (3 C) Cenozoic paleontological sites of South America (1 C, 4 P) Cenozoic stratigraphic units of South America (2 C) 0–9.
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 ...
Laurentia basement rocks. Laurentia or the North American Craton is a large continental craton that forms the ancient geological core of North America.Many times in its past, Laurentia has been a separate continent, as it is now in the form of North America, although originally it also included the cratonic areas of Greenland and the Hebridean terrane in northwest Scotland.
Country Noteworthiness Afar Depression ... North America: US: South Dakota: Mammals, sunfish, cat fish ... End of Cretaceous/start of Cenozoic (65.76 Ma ± 0.15 Mya ...
Cenozoic stratigraphic units of North America (2 C) Pages in category "Cenozoic geology of North America" The following 4 pages are in this category, out of 4 total.