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The shells could reach a length of at least 50 centimetres (1.6 ft) for North American species, some species like A. kohaku had carapace length of 60 centimetres (2.0 ft). [1] The largest species, A. kirtlandius had carapace reaching 113 centimetres (3.71 ft). [2] These large freshwater turtles had an omnivorous diet.
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 .
Archaeological studies of Grand Cayman have found no evidence that humans occupied the islands prior to the sixteenth century. [2]The first recorded English visitor was Sir Francis Drake in 1586, who reported that the caymanas were edible, but it was the turtles which attracted ships in search of fresh meat for their crews.
It comprises two species, the bog turtle and wood turtle, both of which are endemic to North America. Until 2001, these turtles were considered members of the genus Clemmys, which currently has one member, the spotted turtle. Full grown, these turtles grow to between 8.9 and 20 cm (3.5 and 7.9 in).
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 word turtle is borrowed from the French word tortue or tortre 'turtle, tortoise'. [3] It is a common name and may be used without knowledge of taxonomic distinctions. In North America, it may denote the order as a whole. In Britain, the name is used for sea turtles as opposed to freshwater terrapins and land-dwelling tortoises. In Australia ...
Podocnemididae is a family of pleurodire (side-necked) turtles, once widely distributed.Most of its 41 genera and 57 species are now extinct. Seven of its eight surviving species are native to South America: the genus Peltocephalus, with two species, only one of which is extant (P. dumerilianus, the Big-headed Amazon River turtle); and the genus Podocnemis, with six living species of South ...
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.