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Echmatemys is an extinct genus of geoemydid turtle from the Eocene of North America. It is the oldest North American geoemydids, and is one of the most common early Eocene turtles. It is the oldest North American geoemydids, and is one of the most common early Eocene turtles.
Hesperotestudo ("Western turtle") is an extinct genus of tortoise native to North and Central America (ranging as far south as Costa Rica [1]) from the Early Miocene to the Late Pleistocene. [2] Species of Hesperotestudo varied widely in size, with a large undescribed specimen from the Late Pleistocene of El Salvador reaching 150 cm (4.9 ft) in ...
The first reasonably correct identification of a vertebrate fossil in North America was made in 1725, at a South Carolina plantation called Stono. [7] There slaves had uncovered several large fossil teeth while digging in a swamp. The slaves unanimously identified the teeth as elephant molars, which they would have recognized from life in Africa.
During the Triassic, corals were rare in North America. Nevertheless, some were present on the west coast, although these corals did not congregate into reefs. [49] Ichthyosaurs were one of the most important groups of marine reptiles during the Triassic. Important ichthyosaur fossils of this age were preserved in Nevada. [50]
The last half of the 19th century saw a tremendous expansion in paleontological activity, especially in North America. [2] The trend continued in the 20th century with additional regions of the Earth being opened to systematic fossil collection, as demonstrated by a series of important discoveries in China near the end of the 20th century.
Mesozoic turtles of North America (1 C, 1 P) Pages in category "Prehistoric turtles of North America" The following 4 pages are in this category, out of 4 total.
Turtles of North America. Turtles , tortoises , and terrapins native to terrestrial−land , freshwater , and coastal marine ecosystems and habitats of North America , including in the sub-bioregions of Central America and the Caribbean .
Prehistoric turtles of North America (2 C, 4 P) Prehistoric turtles of South America (15 P) C. Cenozoic turtles (4 C) M. Mesozoic turtles (4 C) P. Prehistoric turtle ...