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===Geology=== {{see also|Geology of Wichita Falls, Texas}} Seymour is within the area underlain by [[Red Beds of Texas and Oklahoma|Texas Red Beds]], which are [[stratum|strata]] of red-colored [[sedimentary rock]] from the [[Cisuralian|Early Permian]]. The fossils of Permian-period vertebrates in the Texas Red Beds were first discovered by [[Edward Drinker Cope]] in 1877.<ref> Cope, E. D. [https://www.jstor.org/stable/982295 Descriptions of extinct vertebrata from the Permian and Triassic formations of the United States.] Proceedings of the American Philosophical Society, 1877. Volume 17:182β195. JSTOR. Accessed on August 28, 2017.</ref><ref>Case, E.C.[https://www.jstor.org/stable/30060764 The Red Beds between Wichita Falls, Texas, and Las Vegas, New Mexico, in Relation to Their Vertebrate Fauna.] The Journal of Geology, vol. 22, no. 3, 1914, pp. 243β259. JSTOR. Accessed on August 28, 2017.</ref> Subsequent research has revealed rare fossils of Permian amphibians such as ''[[Trimerorhachis]]'',<ref>Henry, Randy. [https://www.nrcs.usda.gov/wps/portal/nrcs/detail/tx/home/?cid=nrcs144p2_003201 NRCS and Landowner Team Up With Houston Museum after Rare Species Discovery.] Natural Resources Conservation Service. Accessed on August 28, 2017.</ref> as well as rich deposits of other Permian [[tetrapod]]s such as ''[[Dimetrodon]]'' and ''[[Diadectes]]''.<ref>Caulfield, Dave. [http://www.newschannel6now.com/story/30368034/prehistoric-predators-fossil-findings-in-seymour-redefining Prehistoric Predators: Fossil Findings in Seymour 'Redefining'.] Newschannel 6: October 25, 2015. Accessed on August 28, 2017.</ref> The order [[Seymouriamorpha]] and genus ''[[Seymouria]]'', which were first discovered in the Seymour area, are named after the city.<ref>Williston, S. W. [https://www.jstor.org/stable/30063488 Restoration of Seymouria Baylorensis Broili, an American Cotylosaur.] The Journal of Geology: 1911, vol. 19, no. 3, pp. 232β237. JSTOR. Accessed on August 28, 2017.</ref>
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