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The map of North America with the Western Interior Seaway during the Campanian. The Western Interior Seaway (also called the Cretaceous Seaway, the Niobraran Sea, the North American Inland Sea, the Western Interior Sea and sometimes nicknamed "Hell's Aquarium") was a large inland sea that split the continent of North America into two landmasses for 34 million years.
January 11, 1974. The Ozette Native American Village Archeological Site is the site of an archaeological excavation on the Olympic Peninsula near Neah Bay, Washington, United States. The site was a village occupied by the Ozette Makah people until a mudslide inundated the site around the year 1750. [3] It is located in the now unpopulated ...
The Hartley Mammoth Site is a pre-Clovis archaeological and paleontological site in New Mexico.Preserving the butchered remains of two Columbian mammoths, small mammals and fish, the site is notable due to its age (~37,500 BP), which is significantly older than the currently accepted dates for the settlement of the Americas.
This characteristic provides the primary foundation for evidence in support of the Hypothesis, as Solutrean and Clovis points share this commonality. The Clovis culture is a prehistoric Paleoamerican culture, named for distinct stone tools found near Clovis, New Mexico. When observed, both of these tools share common aesthetic features which ...
A map of the pre-historic cultures of the American Southwest ca 1200 CE. Several Hohokam settlements are shown. The agricultural practices of the Native Americans inhabiting the American Southwest, which includes the states of Arizona and New Mexico plus portions of surrounding states and neighboring Mexico, are influenced by the low levels of precipitation in the region.
Dunkleosteus. Dunkleosteus is an extinct genus of large arthrodire ("jointed-neck") fish that existed during the Late Devonian period, about 382–358 million years ago. It was a pelagic fish inhabiting open waters, and one of the first apex predators of any ecosystem. [1]
The location of the state of New Mexico. Paleontology in New Mexico refers to paleontological research occurring within or conducted by people from the U.S. state of New Mexico. The fossil record of New Mexico is exceptionally complete and spans almost the entire stratigraphic column. [1] More than 3,300 different kinds of fossil organisms have ...
Trade routes also have been found from the British Columbia Interior to the coast of California. [39] The glaciers that covered the northern half of the continent began to gradually melt, exposing new land for occupation around 17,500–14,500 years ago. [29] At the same time as this was occurring, worldwide extinctions among the large mammals ...