Hadrianus (turtle)
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Hadrianus | |
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Genus: | †Hadrianus |
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Hadrianus is an extinct genus of tortoise belonging to the Testudinidae[1] found in the United States and Spain and believed to be the oldest true tortoise known.[2] The genus is thought to be closely related to the genus Manouria.[2] The genus may have evolved in the subtropics of Asia and subsequently migrated to North America and Europe.[2]
References
- ^ a b c http://paleodb.org/cgi-bin/bridge.pl?action=checkTaxonInfo&taxon_no=58498&is_real_user=1
- ^ a b c Ehret, Dana Joseph 2004 "Skeletochronology as a method of aging Oligocene Gopherus laticuneus and Stylemys nebrascensis, using Gopherus polyphemus as a modern analog" Thesis, University of Florida.