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Home All issues Volume 193 (2022) BSGF - Earth Sci. Bull., 193 (2022) 10 References
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BSGF - Earth Sci. Bull.
Volume 193, 2022
Article Number 10
Number of page(s) 30
DOI https://doi.org/10.1051/bsgf/2022007
Published online 05 August 2022
  • Anonymous. 1940. West Texas summary of activities – 1939. National Oil Scouts and Landmen’s Association Year Book 10: 547–549. [Google Scholar]
  • Abdala F, Rubidge BS, Van Den Heever, J. 2008. The oldest therocephalians (Therapsida, Eutheriodontia) and the early diversification of Therapsida. Palaeontology 51: 1011–1024. [CrossRef] [Google Scholar]
  • Aragão M, Scardia G. 2021. Middle–Late Permian magnetostratigraphy and the onset of the Illawarra Reversals in the northeastern Parana Basin, South America. Geophysical Journal International 225: 860–871. [CrossRef] [Google Scholar]
  • Becker CM. 1927. Oil and gas in Caddo and Grady counties. Oklahoma Geological Survey Bulletin 40–I: 18 p. [Google Scholar]
  • Beede JW, Bentley WP. 1918. The geology of Coke County. University of Texas Bulletin 1850: 1–82. [Google Scholar]
  • Beede JW, Christner DD. 1926. The San Angelo Formation [and] the geology of Foard County. University of Texas Bulletin 2607: 1–57. [Google Scholar]
  • Benison KC, Zambito JJ, and Knapp J. 2015. Contrasting siliciclastic-evaporite strata in subsurface and outcrop: an example from the Permian Nippewalla Group of Kansas, U.S.A. Journal of Sedimentary Research 85: 626–645. [CrossRef] [Google Scholar]
  • Benson RBJ. 2012. Interrelationships of basal synapsids: cranial and postcranial morphological partitions suggest different topologies. Journal of Systematic Palaeontology 10: 601–624. [CrossRef] [Google Scholar]
  • Benton MJ. 1985. Mass extinction among non-marine tetrapods. Nature 316: 811–814. [CrossRef] [Google Scholar]
  • Benton MJ. 1989. Mass extinctions among tetrapods and the quality of the fossil record. Philosophical Transactions of the Royal Society of London, Series B 325: 369–386. [CrossRef] [Google Scholar]
  • Benton MJ. 2012. No gap in the Middle Permian record of terrestrial vertebrates. Geology 40: 339–342. [CrossRef] [Google Scholar]
  • Benton MJ. 2013. No gap in the Middle Permian record of terrestrial vertebrates: reply. Geology 41: e294. [CrossRef] [Google Scholar]
  • Berman DS. 1993. Lower Permian vertebrate localities of New Mexico and their assemblages. New Mexico Museum of Natural History & Science Bulletin 2: 11–21. [Google Scholar]
  • Berman DS, Maddin HC, Henrici AC, Sumida SS, Scott D, Reisz RR. 2020. New primitive caseid (Synapsida, Caseasauria) from the Early Permian of Germany. Annals of Carnegie Museum 86: 43–75. [CrossRef] [Google Scholar]
  • Bingham RH, Moore RL. 1975. Reconnaissance of the water resources of the Oklahoma City quadrangle, central Oklahoma. Oklahoma Geological Survey Hydrologic Atlas 4, scale 1:250,000, 4 sheets. [Google Scholar]
  • Böse E. 1919 [1917]. The Permo-Carboniferous ammonoids of the Glass Mountains, West Texas, and their stratigraphical significance. University of Texas Bulletin 1762: 1–241. [Google Scholar]
  • Brocklehurst N. 2017. Rates of morphological evolution in Captorhinidae: an adaptive radiation of Permian herbivores. PeerJ 5: e3200. [CrossRef] [Google Scholar]
  • Brocklehurst N. 2020. Olson’s Gap or Olson’s Extinction? A Bayesian tip-dating approach to resolving stratigraphic uncertainty. Proceedings Royal Society B 287: 20200154. [CrossRef] [Google Scholar]
  • Brocklehurst N, Fröbisch J. 2017. A re-examination of the enigmatic Russian tetrapod Phreatophasma aenigmaticum and its evolutionary implications. Fossil Record 20: 87–93. [CrossRef] [Google Scholar]
  • Brocklehurst N, Kammerer CF, Fröbisch J. 2013. The early evolution of synapsids, and the influence of sampling on their fossil record. Paleobiology 39: 470–490. [CrossRef] [Google Scholar]
  • Brocklehurst N, Reisz RR, Fernandez V, Fröbisch J. 2016. A re-description of ‘Mycterosaurus’ smithae, an Early Permian Eothyridid, and its impact on the phylogeny of Pelycosaurian-grade synapsids. PLoS ONE 11: e0156810. [CrossRef] [Google Scholar]
  • Brocklehurst N, Day MO, Rubidge BS, Fröbisch J. 2017. Olson’s extinction and the latitudinal biodiversity gradient of tetrapods in the Permian. Proceedings Royal Society B 284: 20170231. [CrossRef] [Google Scholar]
  • Bulanov VV, Yashina OV. 2005. Elginiid pareiasaurs of Eastern Europe. Paleontological Journal 39: 428–432. [Google Scholar]
  • Canile FM, Babinski M, Rocha-Campos AC. 2016. Evolution of the Carboniferous-Early Cretaceous units of Paraná Basin from provenance studies based on U-Pb, Hf and O isotopes from detrital zircons. Gondwana Research 40: 142–169. [CrossRef] [Google Scholar]
  • Cantino PD, de Queiroz K. 2020. International Code of Phylogenetic Nomenclature (PhyloCode): A Phylogenetic Code of Biological Nomenclature. Boca Raton, Florida: CRC Press. [Google Scholar]
  • Carr JE, Bergman DL. 1976. Reconnaissance of the water resources of the Clinton quadrangle west-central Oklahoma. Oklahoma Geological Survey Hydrologic Atlas 5, scale 1:250,000, 4 sheets. [Google Scholar]
  • Carroll RL, Gaskill P. 1978. The Order Microsauria. American Philosophical Society Memoir 126: 1–211. [Google Scholar]
  • Chaney DS, DiMichele WA. 2007. Paleobotany of the classic redbeds (Clear Fork Group – Early Permian) of north central Texas. In: Wong TE, ed. Proceedings of the XVth International Congress on Carboniferous and Permian Stratigraphy. Utrecht (the Netherlands): Royal Netherlands Academy of Arts and Sciences, pp. 357–366. [Google Scholar]
  • Chaney DS, Mamay SH, DiMichele WA, Kerp H. 2009. Auritifolia gen. nov., probable seed plant foliage with comioid affinities from the Early Permian of Texas, U.S.A. International Journal of Plant Sciences 170: 247–266. [CrossRef] [Google Scholar]
  • Chernykh VV, Kotlyar GV, Chuvashov BI, Kutygin RV, Filimonova TV, Sungatullina GM, et al. 2020. Multidisciplinary study of the Mechetlino Quarry section (Southern Urals, Russia)—The GSSP candidate for the base of the Kungurian Stage (Lower Permian). Palaeoworld 29: 325–352. [CrossRef] [Google Scholar]
  • Chudinov PK. 1965. New facts about the fauna of the Upper Permian of the USSR. The Journal of Geology 73: 117–130. [CrossRef] [Google Scholar]
  • Cisneros JC, Tsuji LA. 2009. Nycteroleter affinities of a Permian parareptile from the South African Karoo Basin. Acta Palaeontologica Polonica 54: 165–169. [CrossRef] [Google Scholar]
  • Clack JA, Ruta M, Milner AR, Marshall JE, Smithson TR, Smithson KZ. 2019. Acherontiscus caledoniae: the earliest heterodont and durophagous tetrapod. Royal Society Open Science 6: 182087. [CrossRef] [Google Scholar]
  • Clapham WB, Jr. 1970a. Permian miospores from the Flowerpot Formation of western Oklahoma. Micropaleontology 16: 15–36. [CrossRef] [Google Scholar]
  • Clapham WB, Jr. 1970b. Nature and paleogeography of middle Permian floras of Oklahoma as inferred from their pollen record. Journal of Geology 78: 153–171. [CrossRef] [Google Scholar]
  • Clifton RL. 1942. Invertebrate faunas from the Blaine and Dog Creek formations of the Permian Leonard series. Journal of Paleontology 16: 685–699. [Google Scholar]
  • Clifton RL. 1944. Paleoecology and environments inferred from some marginal marine middle Permian marine strata. American Association of Petroleum Geologists Bulletin 28: 1012–1031. [Google Scholar]
  • Clifton RL. 1945. Permian Word Formation: its faunal and stratigraphic correlatives, Texas. American Association of Petroleum Geologists Bulletin 29: 1766–1776. [Google Scholar]
  • Clifton RL. 1946. Middle Permian Cephalopoda from Texas and New Mexico. Journal of Paleontology 20: 556–559. [Google Scholar]
  • Cope ED. 1888. On the intercentrum of the terrestrial Vertebrata. Transactions of the American Philosophical Society 16: 243–253. [CrossRef] [Google Scholar]
  • Cummins WF. 1891. Report on the geology of northwestern Texas. Second Annual Report of the Geological Survey of Texas 1890: 359–552. [Google Scholar]
  • Davis LV. 1955. Geology and groundwater resources of Grady and northern Stephens counties, Oklahoma. Oklahoma Geological Survey Bulletin 71: 1–184. [Google Scholar]
  • Davydov V, Biakov A, Schmitz M, Silantiev V. 2018. Radioisotopic calibration of the Guadalupian (Middle Permian) series: review and updates. Earth-Science Reviews 176: 222–240. [CrossRef] [Google Scholar]
  • Day M, Rubidge B. 2020. Biostratigraphy of the Tapinocephalus assemblage zone (Beaufort group, Karoo Supergroup), South Africa. South African Journal of Geology 123: 149–164. [CrossRef] [Google Scholar]
  • Day MO, Ramezani J, Bowring SA, Sadler PM, Erwin DH, Abdala F, et al. 2015. When and how did the terrestrial mid-Permian mass extinction occur? Evidence from the tetrapod record of the Karoo Basin, South Africa. Proceedings of the Royal Society B: Biological Sciences 282: 20150834. [CrossRef] [Google Scholar]
  • Day MO, Ramezani J, Frazer RE, Rubidge BS. 2022. U-Pb zircon age constraints on the vertebrate assemblages and palaeomagnetic record of the Guadalupian Abrahamskraal Formation, Karoo Basin, South Africa. Journal of African Earth Sciences 186: 104435. [CrossRef] [Google Scholar]
  • Denison RE, Kirkland DW, Evans R. 1998. Using strontium isotopes to determine the age and origin of gypsum and anhydrite beds. The journal of Geology 106: 1–18. [CrossRef] [Google Scholar]
  • Didier G, Laurin M. 2021. Distributions of extinction times from fossil ages and tree topologies: the example of some mid-Permian synapsid extinctions. PeerJ 9: e12577. [CrossRef] [Google Scholar]
  • DiMichele WA, Mamay SH, Chaney DS, Hook RW, Nelson WJ. 2001. An Early Permian flora with Late Permian and Mesozoic affinities from North-Central Texas. Journal of Paleontology 75: 524–534. [Google Scholar]
  • DiMichele WA, Hook RW, Nelson WJ, Chaney DS. 2004. An unusual Middle Permian flora from the Blaine Formation (Pease River Group: Leonardian-Guadalupian Series) of King County, West Texas. Journal of Paleontology 78: 765–782. [CrossRef] [Google Scholar]
  • DiMichele WA, Looy CV, Chaney DS. 2011. A new genus of gigantopterid from the Middle Permian of the United States and China and its relevance to the gigantopterid concept. International Journal of Plant Sciences 172: 107–119. [CrossRef] [Google Scholar]
  • Dodick JT, Modesto SP. 1995. The cranial anatomy of the captorhinid reptile Labidosaurikos meachami from the Lower Permian of Oklahoma. Palaeontology 38: 687–711. [Google Scholar]
  • Eifler GK, Jr. Frye JC, Leonard AB, Hentz TF, Barnes VE. 1993. Geologic Atlas of Texas Lubbock sheet. The University of Texas at Austin Bureau of Economic Geology, scale 1:250,000 (revised). [Google Scholar]
  • Eifler GK, Jr. Frye JC, Leonard AB, Hentz TF, Barnes VE. 1994. Geologic Atlas of Texas Big Spring sheet. The University of Texas at Austin Bureau of Economic Geology , scale 1:250,000 (revised). [Google Scholar]
  • Ernesto M, Demarco PN, Xavier P, Sanchez L, Schultz C, Piñeiro G. 2020. Age constraints on the Paleozoic Yaguarí-Buena Vista succession from Uruguay: paleomagnetic and paleontologic information. Journal of South American Earth Sciences 98: 102489. [CrossRef] [Google Scholar]
  • Fay RO. 1962. Stratigraphy and general geology of Blaine County. Oklahoma Geological Survey Bulletin 89: 1–99. [Google Scholar]
  • Fay RO. 1964. The Blaine and related formations of northwestern Oklahoma and southern Kansas. Oklahoma Geological Survey Bulletin 98: 1–238. [Google Scholar]
  • Ford DP, Benson RB. 2020. The phylogeny of early amniotes and the affinities of Parareptilia and Varanopidae. Nature Ecology & Evolution 4: 57–65. [CrossRef] [Google Scholar]
  • Foster TM, Soreghan GS, Soreghan MJ, Benison KC, Elmore RD. 2014. Climatic and paleogeographic significance of eolian sediment in the Middle Permian Dog Creek Shale (Midcontinent US). Palaeogeography, Palaeoclimatology, Palaeoecology 402: 12–29. [CrossRef] [Google Scholar]
  • Fracasso MA, Hovorka SD. 1986. Cyclicity in the middle Permian San Andres Formation, Palo Duro Basin, Texas Panhandle. The University of Texas at Austin Bureau of Economic Geology Report of Investigations 156: 1–48. [Google Scholar]
  • Freie AJ. 1930. Sedimentation in the Anadarko Basin. Oklahoma Geological Survey Bulletin 48: 1–80. [Google Scholar]
  • Fröbisch J, Schoch RR, Müller J, Schindler T, Schweiss D. 2011. A new basal sphenacodontid synapsid from the Late Carboniferous of the Saar−Nahe Basin, Germany. Acta Palaeontologica Polonica 56: 113–120. [CrossRef] [Google Scholar]
  • Furnish WM, Glenister BF, Kullmann J, Zhou Z. 2009. Treatise on Invertebrate Paleontology Part L., Mollusca 4, revised, volume 2: Carboniferous and Permian Ammonoidea (Goniatitida and Prolecanitida). Lawrence, Kansas, xxix + 258 p. [Google Scholar]
  • Gee BM, Scott D, Reisz RR. 2018. Reappraisal of the Permian dissorophid Fayella chickashaensis . Canadian Journal of Earth Sciences 55: 1103–1114. [CrossRef] [Google Scholar]
  • Germain D. 2010. The Moroccan diplocaulid: the last lepospondyl, the single one on Gondwana. Historical Biology 22: 4–39. [CrossRef] [Google Scholar]
  • Gibson ME, Taylor WA, Wellman CH. 2020. Wall ultrastructure of the Permian pollen grain Lueckisporities virkkiae Potonié et Klaus 1954 emend. Clarke 1965: evidence for botanical affinity. Review of Palaeobotany and Palynology 275: 104169. [CrossRef] [Google Scholar]
  • Glenister BF, Wardlaw BR, Lambert LL, Spinosa C, Bowring S, Erwin D, et al. 1999. Proposal of Guadalupian and component Roadian, Wordian, and Capitanian stages as international standards for the Middle Permian Series. Permophiles 34: 3–11. [Google Scholar]
  • Golubev V. 2000. The faunal assemblages of Permian terrestrial vertebrates from Eastern Europe. Paleontological Journal 34: S211–S224. [Google Scholar]
  • Golubev V. 2005. Permian tetrapod stratigraphy. New Mexico Museum of Natural History and Science Bulletin 30: 95–99. [Google Scholar]
  • Golubev V. 2015. Dinocephalian stage in the history of the Permian tetrapod fauna of Eastern Europe. Paleontological Journal 49: 1346–1352. [CrossRef] [Google Scholar]
  • Gould CN. 1924. A new classification of the Permian redbeds of southwestern Oklahoma. American Association of Petroleum Geologists Bulletin 8: 322–341. [Google Scholar]
  • Gradstein FM, Ogg JG, Smith AG. 2004. Chronostratigraphy: linking time and rock. In: Gradstein FM, Ogg JG, Smith AG, eds. A Geologic Time Scale 2004. Cambridge: Cambridge University Press, pp. 20–46. [Google Scholar]
  • Gubin YM. 1980. New Permian dissorophids of the Ural Forelands. Paleontological Journal 1980: 88–96. [Google Scholar]
  • Handford CR. 1981. Coastal sabkha and salt pan deposition of the lower Clear Fork Formation (Permian), Texas. Journal of Sedimentary Petrology 51: 761–778. [Google Scholar]
  • Harris SK, Lucas SG, Berman DS, Henrici A. 2004. Vertebrate fossil assemblage from the Upper Pennsylvanian Red Tanks Member of the Bursum Formation, Lucero Uplift, central New Mexico. New Mexico Museum of Natural History & Science Bulletin 25: 267–283. [Google Scholar]
  • Hart DL, Jr. 1974. Reconnaissance of the water resources of the Ardmore and Sherman quadrangles southern Oklahoma. Oklahoma Geological Survey Hydrologic Atlas 3, scale 1:250,000, 4 sheets. [Google Scholar]
  • Haven JS. 1977. Reconnaissance of the water resources of the Lawton quadrangle southwestern Oklahoma. Oklahoma Geological Survey Hydrologic Atlas 6, scale 1:250,000, 4 sheets. [Google Scholar]
  • Henderson GG. 1928. The geology of Tom Green County. University of Texas Bulletin 2807: 1–116. [Google Scholar]
  • Hentz TF, Brown LF, Jr. 1987. Geologic Atlas of Texas Wichita Falls-Lawton sheet. The University of Texas at Austin Bureau of Economic Geology , scale 1:250,000. [Google Scholar]
  • Hills JM. 1942. Rhythm of Permian seas – a paleogeographic study. American Association of Petroleum Geologists Bulletin 26: 217–255. [Google Scholar]
  • Hills JM. 1972. Late Paleozoic sedimentation in West Texas Permian Basin. American Association of Petroleum Geologists Bulletin 56: 2303–2322. [Google Scholar]
  • Hotton N, III, Olson EC, Beerbower JR. 1997. Amniote origins and the discovery of herbivory. In: Sumida SS, Martin KLM, eds. Amniote origins. New York: Academic Press, pp. 207–264. [Google Scholar]
  • Ivakhnenko M. 1990. Elements of the Early Permian tetrapod faunal assemblages of Eastern Europe. Paleontological Journal 24: 104–112. [Google Scholar]
  • Ivakhnenko MF. 2003. Eotherapsids from the east European placket (Late Permian). Paleontological Journal 37: S339–S465. [Google Scholar]
  • Jin Y, Wardlaw BR, Glenister BF, Kotlyar GV. 1997. Permian chronostratigraphic subdivisions. Episodes 20(1): 10–15. [CrossRef] [Google Scholar]
  • Johnson GD. 1999. Dentitions of Late Palaeozoic Orthacanthus species and new species of ?Xenacanthus (Chondrichthyes: Xenacanthiformes) from North America. Acta Geologica Polonica 49: 215–266. [Google Scholar]
  • Jones JO. 1971. The Blaine Formation of north Texas. Unpublished PhD dissertation. Iowa City: University of Iowa, 172 p. [Google Scholar]
  • Jones TS. 1953. Stratigraphy of the Permian Basin of West Texas. West Texas Geological Society, 63 p. [Google Scholar]
  • Kass RE, Raftery AE. 1995. Bayes factors. Journal of the American Statistical Association 90: 773–795. [CrossRef] [Google Scholar]
  • Kelley VC. 1971. Geology of the Pecos country, southeastern New Mexico. New Mexico Bureau of Mines and Mineral Resources Memoir 24: 1–78. [Google Scholar]
  • Kerans C, Ruppel SC. 2020. Composite and high-frequency cyclicity in Middle Permian shelf carbonates: the San Andres and Grayburg (Guadalupian) succession in the Permian Basin. In: Ruppel SC, ed. Anatomy of a Paleozoic basin: the Permian Basin, USA (vol. 2). The University of Texas at Austin Bureau of Economic Geology Report of Investigation 285: 349–398. [Google Scholar]
  • Kerans C, Fitchen WM, Gardner MH, Wardlaw BR. 1993. A contribution to the evolving stratigraphic framework of middle Permian strata of the Delaware Basin, Texas and New Mexico. New Mexico Geological Society Guidebook 44: 175–184. [Google Scholar]
  • King PB. 1942. Permian of West Texas and southeastern New Mexico. American Association of Petroleum Geologists Bulletin 26: 535–763. [Google Scholar]
  • King RE. 1945. Stratigraphy and oil producing zones of the pre-San Andres formations of southeastern New Mexico. New Mexico Bureau of Mines and Mineral Resources Bulletin 23: 1–31. [Google Scholar]
  • Krainer K, Lucas SG. 2015. Type section of the Lower Permian Glorieta Sandstone, San Miguel County, New Mexico. New Mexico Geological Society Guidebook 66: 201–210. [Google Scholar]
  • Kues BS. 2004. Stratigraphy and brachiopod and molluscan paleontology of the Red Tanks Formation (Madera Group) near the Pennsylvanian-Permian boundary, Lucero Uplift, West-Central New Mexico. New Mexico Museum of Natural History and Science Bulletin 25: 143–210. [Google Scholar]
  • Lanci L, Tohver E, Wilson A, Flint S. 2013. Upper Permian magnetic stratigraphy of the lower Beaufort group, Karoo basin. Earth and Planetary Science Letters 375: 123–134. [CrossRef] [Google Scholar]
  • Laurin M. 1998. The importance of global parsimony and historical bias in understanding tetrapod evolution. Part I. Systematics, middle ear evolution, and jaw suspension. Annales des Sciences Naturelles, Zoologie, Paris, 13e Série 19: 1–42. [CrossRef] [Google Scholar]
  • Laurin M. 2015. Stratigraphic range, identification of fragmentary fossils, and the Permo/Triassic crisis/Étendue stratigraphique, identification de fossiles fragmentaires, et crise Permo/Triassique. Comptes rendus Palevol 14: 343–345. [CrossRef] [Google Scholar]
  • Laurin M, Piñeiro G. 2017. A reassessment of the taxonomic position of mesosaurs, and a surprising phylogeny of early amniotes. Frontiers in Earth Science 5: 88. [CrossRef] [Google Scholar]
  • Laurin M, Piñeiro G. 2018. Response: Commentary: a reassessment of the taxonomic position of mesosaurs, and a surprising phylogeny of early amniotes. Frontiers in Earth Science 6: 220. [CrossRef] [Google Scholar]
  • Laurin M, Reisz RR. 1995. A reevaluation of early amniote phylogeny. Zoological Journal of the Linnean Society 113: 165–223. [CrossRef] [Google Scholar]
  • Laurin M, Lapauze O, Marjanović D. 2022. What do ossification sequences tell us about the origin of extant amphibians? Peer Community Journal : 2: e12: 1–35. https://doi.org/10.24072/pcjournal.89. [CrossRef] [Google Scholar]
  • Laurin M, Arntzen JW, Báez AM, Bauer AM, Damiani R, Evans SE, et al., Amphibia. In: de Queiroz K, Cantino PD, Gauthier JA, eds. Phylonyms: a companion to the PhyloCode. Boca Raton, Florida: CRC Press, 2020, pp. 765–771. [Google Scholar]
  • Lee MSY. 1995. Historical burden in systematics and the interrelationships of ‘parareptiles’. Biological Reviews of the Cambridge Philosophical Society 70: 459–547. [CrossRef] [Google Scholar]
  • Leonova TB. 2002. Permian ammonoids: classification and phylogeny. Paleontological Journal Supplement 36: S1–S114. [Google Scholar]
  • Leonova TB. 2007. Correlation of the Kazanian of the Volga-Urals with the Roadian of the global Permian scale. Palaeoworld 16: 246–253. [CrossRef] [Google Scholar]
  • Leonova TB. 2011. Permian ammonoids: biostratigraphic, biogeographical, and ecological analysis. Paleontological Journal 45: 1206–1312. [CrossRef] [Google Scholar]
  • Leonova TB. 2018. Permian ammonoid biostratigraphy. Geological Society, London, Special Publications 450: 185–203. [CrossRef] [Google Scholar]
  • Leonova TB. 2019. Classification of the late Paleozoic family Medlicottiidae Karpinsky (Ammonoidea). Paleontological Journal 53: 354–365. [CrossRef] [Google Scholar]
  • Leonova TB, Boiko MS. 2015. Phylogeny of the Late Paleozoic superfamily Adrianitoidea Schindewolf (Ammonoidea). Paleontological Journal 49: 584–594. [CrossRef] [Google Scholar]
  • Lepper J, Raath M, Rubidge B. 2000. A diverse dinocephalian fauna from Zimbabwe. South African Journal of Science 96: 403–405. [Google Scholar]
  • Leven EY, Bogoslovskaya MF. 2006. The Roadian stage of the Permian and problems of its global correlation. Stratigraphy and Geological Correlation 14: 164–173. [CrossRef] [Google Scholar]
  • Lichtig AJ, Lucas SG. 2021. Chinlechelys from the Upper Triassic of New Mexico, USA, and the origin of turtles. Palaeontologia Electronica 24: a13. [Google Scholar]
  • Liebrecht T, Fortuny J, Galobart À, Müller J, Sander PM. 2017. A large, multiple-tooth-rowed captorhinid reptile (Amniota: Eureptilia) from the upper Permian of Mallorca (Balearic Islands, western Mediterranean). Journal of Vertebrate Paleontology 37: e1251936. [CrossRef] [Google Scholar]
  • Liu J, Bever G. 2015. The last diadectomorph sheds light on Late Palaeozoic tetrapod biogeography. Biology letters 11: 20150100. [CrossRef] [Google Scholar]
  • Liu J, Bever GS. 2018. The tetrapod fauna of the upper Permian Naobaogou Formation of China: a new species of Elginia (Parareptilia, Pareiasauria). Papers in Palaeontology 4: 197–209. [CrossRef] [Google Scholar]
  • Liu J, Chen J. 2021. The tetrapod fauna of the upper Permian Naobaogou Formation of China: 7. Laosuchus hun sp. nov.(Chroniosuchia) and interrelationships of chroniosuchians. Journal of Systematic Palaeontology 18: 2043–2058. [Google Scholar]
  • Looy CV. 2007. Extending the range of derived late Paleozoic conifers: Lebowskia gen. nov. (Majonicaceae). International Journal of Plant Sciences 168: 957–972. [CrossRef] [Google Scholar]
  • Looy CV, Duijnstee AP. 2020. Voltzian conifers of the South Ash Pasture flora (Guadalupian, Texas): Johniphyllum multinerve gen. et sp. nov., Pseudovoltzia sapflorensis sp. nov., and Wantus acaulis gen. et sp. nov. International Journal of Plant Sciences 181: 363–385. [CrossRef] [Google Scholar]
  • Looy CV, Stevenson RA. 2014. Earliest occurrence of autorotating seeds in conifers: the Permian (Kungurian–Roadian) Manifera talaris gen. et sp. nov. International Journal of Plant Sciences 175: 841–854. [CrossRef] [Google Scholar]
  • Lozovsky VR. 2005. Olson’s gap or Olson’s bridge, that is the question. New Mexico Museum of Natural History and Science Bulletin 30: 179–184. [Google Scholar]
  • Lucas SG. 2001. A global hiatus in the Middle Permian tetrapod fossil record. Permophiles 38: 24–27. [Google Scholar]
  • Lucas SG. 2002a. Tetrapods and the subdivision of Permian time. Canadian Society of Petroleum Geologists Memoir 19: 479–491. [Google Scholar]
  • Lucas SG. 2002b. Discussion and reply: the reptile Macroleter: first vertebrate evidence for correlation of Upper Permian continental strata of North America and Russia. Geological Society of America Bulletin 114: 1174–1175. [CrossRef] [Google Scholar]
  • Lucas SG. 2004. A global hiatus in the Middle Permian tetrapod fossil record. Stratigraphy 1: 47–64. [Google Scholar]
  • Lucas SG. 2005a. Olson’s gap or Olson’s bridge: an answer. New Mexico Museum of Natural History and Science Bulletin 30: 185–186. [Google Scholar]
  • Lucas SG. 2005b. Permian tetrapod faunachrons. New Mexico Museum of Natural History and Science Bulletin 30: 197–201. [Google Scholar]
  • Lucas SG. 2006. Global Permian tetrapod biostratigraphy and biochronology. Geological Society of London Special Publications 265: 65–93. [CrossRef] [Google Scholar]
  • Lucas SG. 2013. No gap in the Middle Permian record of terrestrial vertebrates: Comment. Geology 41: e293. https://doi.org/10.1130/G33734C.1. [CrossRef] [Google Scholar]
  • Lucas SG. 2017. Permian tetrapod extinction events. Earth-Science Reviews 170: 31–60. [CrossRef] [Google Scholar]
  • Lucas SG. 2018. Permian tetrapod biochronology, correlation and evolutionary events. Geological Society of London Special Publications 450: 405–444. [CrossRef] [Google Scholar]
  • Lucas SG, Golubev VK. 2019. Age and duration of Olson’s gap, a global hiatus in the Permian tetrapod fossil record. Permophiles 67: 20–23. [Google Scholar]
  • Lucas SG, Henderson C, Barrick JE, Krainer K. 2022. Middle Kungurian (Early Permian) seaways in the southwestern USA. Permophiles 72: 48–51. [Google Scholar]
  • MacDougall MJ, Modesto SP, Brocklehurst N, Verrière A, Reisz RR, Fröbisch J. 2018. Commentary: a reassessment of the taxonomic position of mesosaurs, and a surprising phylogeny of early amniotes. Frontiers in Earth Science 6: 99. [CrossRef] [Google Scholar]
  • Mack GH, Bauer EM. 2014. Depositional environments, sediment dispersal, and provenance of the Early Permian (Leonardian) Glorieta Sandstone, central New Mexico. New Mexico Geological Society Guidebook 65: 261–271. [Google Scholar]
  • Maclean NR, Olson EC. 1943. Manual for instruction in military maps and aerial photographs. New York: Harper & Brothers. [Google Scholar]
  • Maddin HC, Sidor CA, Reisz RR. 2008. Cranial anatomy of Ennatosaurus tecton (Synapsida: Caseidae) from the Middle Permian of Russia and the evolutionary relationships of Caseidae. Journal of Vertebrate Paleontology 28: 160–180. [CrossRef] [Google Scholar]
  • Maddin HC, Mann A, Hebert B. 2020. Varanopid from the Carboniferous of Nova Scotia reveals evidence of parental care in amniotes. Nature Ecology & Evolution 4: 50–56. [CrossRef] [Google Scholar]
  • Mamay SH, Chaney DS, DiMichele WA. 2009. Comia, a seed plant possibly of peltaspermous affinity: a brief review of the genus and description of two new species from the Early Permian (Artinskian) of Texas, C. greggii sp. nov. and C. craddockii sp. nov. International Journal of Plant Sciences 170: 267–282. [CrossRef] [Google Scholar]
  • Manulik AJ. 1976. “Holt Pay”. In: Cys, J, et al., eds. Lexicon of Permian stratigraphic names of the Permian Basin of West Texas and southeastern New Mexico. Midland (Texas): West Texas Geological Society Publication 76–66: p. 161. [Google Scholar]
  • Marchetti L, Voigt S, Mujal E, Lucas SG, Franchischini H, Fortuny J, et al. 2021. Extending the footprint record of Pareiasauromorpha to the Cisuralian: earlier appearance and wider palaeobiogeography of the group. Papers in Palaeontology 7: 1297–1319. [CrossRef] [Google Scholar]
  • Marjanović D, Laurin M. 2019. Phylogeny of Paleozoic limbed vertebrates reassessed through revision and expansion of the largest published relevant data matrix. PeerJ 6: e5565. [CrossRef] [Google Scholar]
  • Martens T. 2020. Taxonomie und Biostratigraphie der Conchostraken (Phyllopoda, Crustacea) aus dem terrestrischen Oberen Pennsylvanian und Cisuralian (unteres Perm) von Nord-Zentral Texas (USA) [Taxonomy and biostratigraphy of conchostracans (Phyllopoda, Crustacea) from the terrestrial Upper Pennsylvanian and Cisuralian (lower Permian) of North-Central Texas (USA)]. Göttingen: Cuvillier Verlag. [Google Scholar]
  • Matamales-Andreu R, Roig-Munar FX, Oriol O, Galobart À, Fortuny J. 2021. A captorhinid-dominated assemblage from the palaeoequatorial Permian of Menorca (Balearic Islands, western Mediterranean). Earth and Environmental Science Transactions of the Royal Society of Edinburgh 112: 125–145. [CrossRef] [Google Scholar]
  • McGookey DA, Gustavson TC, Hoadley AD. 1988. Regional structural cross sections, mid-Permian to Quaternary strata, Texas Panhandle and eastern New Mexico: distribution of evaporites and areas of evaporite dissolution and collapse. The University of Texas at Austin Bureau of Economic Geology , 17 p., 15 plates. [Google Scholar]
  • Mear CE. 1963. Stratigraphy of Permian outcrops, Coke County, Texas. American Association of Petroleum Geologists Bulletin 47: 1952–1962. [Google Scholar]
  • Mear CE. 1984. Stratigraphy of Upper Permian rocks, Midland Basin and Eastern Shelf, Texas. Society of Economic Paleontologists and Mineralogists Permian Basin Section Publication 84–23: 89–93. [Google Scholar]
  • Miller AK, Furnish WM. 1940. The Permian ammonoids of the Guadalupe Mountain region and adjacent areas. Geological Society of America Special Paper 26: 1–242. [CrossRef] [Google Scholar]
  • Milner AR. 1993a. Biogeography of Palaeozoic tetrapods. In: Long JA, ed. Palaeozoic vertebrate biostratigraphy and biogeography. London: Belhaven Press, pp. 324–353. [Google Scholar]
  • Milner AR. 1993b. Amphibian-grade Tetrapoda. In: Benton MJ, ed. Fossil record. London: Chapman & Hall, pp. 665–679. [Google Scholar]
  • Milner AR, Sequeira SEK. 2004. Slaugenhopia texensis (Amphibia: Temnospondyli) from the Permian of Texas is a primitive tupilakosaurid. Journal of Vertebrate Paleontology 24: 320–325. [CrossRef] [Google Scholar]
  • Milner S. 1978. Genesis, provenance, and petrography of the Glorieta Sandston of eastern New Mexico. New Mexico Bureau of Mines and Mineral Resources Circular 165: 1–25. [Google Scholar]
  • Modesto SP, Rybczynski N. 2000. The amniote faunas of the Russian Platform: implications for Late Permian terrestrial vertebrate biogeography. In: Benton MJ, Shishkin MA, Unwin DM, Kurochkin EN, eds. The age of dinosaurs in Russia and Mongolia. New York: Cambridge University Press, pp. 17–34. [Google Scholar]
  • Modesto SP, Smith RMH, Campione NE, Reisz RR. 2011. The last “pelycosaur”: a varanopid synapsid from the Pristerognathus Assemblage Zone, Middle Permian of South Africa. Naturwissenschaften 98: 1027–1034. [CrossRef] [Google Scholar]
  • Modesto SP, Lamb AJ, Reisz RR. 2014. The captorhinid reptile Captorhinikos valensis from the lower Permian Vale Formation of Texas, and the evolution of herbivory in eureptiles. Journal of Vertebrate Paleontology 34: 291–302. [CrossRef] [Google Scholar]
  • Modesto SP, Scott D, Reisz RR. 2018a. A new small captorhinid reptile from the lower Permian of Oklahoma and resource partitioning among small captorhinids in the Richards Spur fauna. Papers in Palaeontology 4: 293–307. [CrossRef] [Google Scholar]
  • Modesto SP, Richards CD, Ide O, Sidor CA. 2018b. The vertebrate fauna of the Upper Permian of Niger—X. The mandible of the captorhinid reptile Moradisaurus grandis . Journal of Vertebrate Paleontology 38: e1531877. [CrossRef] [Google Scholar]
  • Morton RB. 1980. Reconnaissance of the water resources of the Woodward quadrangle northwestern Oklahoma. Oklahoma Geological Survey Hydrologic Atlas 8, scale 1:250,000, 4 sheets. [Google Scholar]
  • Müller J, Tsuji LA. 2007. Impedance-matching hearing in Paleozoic reptiles: evidence of advanced sensory perception at an early stage of amniote evolution. PLoS ONE 2: e899. [CrossRef] [Google Scholar]
  • Murry PA, Johnson GD. 1987. Clear Fork vertebrates and environments from the Lower Permian of North-Central Texas. Texas Journal of Science 39: 253–266. [Google Scholar]
  • Needham CE, Bates RL. 1943. Permian type sections in central New Mexico. Geological Society of America Bulletin 54: 1653–1668. [CrossRef] [Google Scholar]
  • Nelson WJ, Hook RW. 2005. Pease River Group (Leonardian-Guadalupian) of Texas: an overview. New Mexico Museum of Natural History and Science Bulletin 30: 243–250. [Google Scholar]
  • Nelson WJ, Hook RW, Chaney, DS. 2013a. Lithostratigraphy of the Lower Permian (Leonardian) Clear Fork Formation of North-Central Texas. New Mexico Museum of Natural History and Science Bulletin 60: 286–311. [Google Scholar]
  • Nelson WJ, Hook RW, Elrick S. 2013b. Subsurface nomenclature in the Permian basin (Texas-New Mexico): lithostratigraphic chaos or fixable problem? New Mexico Museum of Natural History and Science Bulletin 60: 312–313. [Google Scholar]
  • Nestell MK, Nestell GP, Wardlaw BR. 2019. Integrated fusulinid, conodont, and radiolarian biosratigraphy of the Guadalupian (Middle Permian) in the Permian Basin region. In: Ruppel SC, ed. Anatomy of a Paleozoic basin: the Permian Basin, USA (vol. 1). The University of Texas at Austin Bureau of Economic Geology Report of Investigation 285: 251–291. [Google Scholar]
  • Ogg JG, Ogg GM, Gradstein FM. 2016. A concise geologic time scale. Elsevier B.V. https://doi.org/10.1016/C2009-?0-64442-?1. [Google Scholar]
  • Olroyd SL, Sidor CA. 2017. A review of the Guadalupian (middle Permian) global tetrapod fossil record. Earth-Science Reviews 171: 583–597. [CrossRef] [Google Scholar]
  • Olson EC. 1948. A preliminary report on vertebrates from the Permian Vale Formation of Texas. Journal of Geology 56: 186–198. [CrossRef] [Google Scholar]
  • Olson EC. 1958. Fauna of the Vale and Choza. 14. Summary, review and integration of the geology and the faunas. Fieldiana Geology 10: 397–448. [Google Scholar]
  • Olson EC. 1962. Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R. Transactions of the American Philosophical Society new series 52(2): 1–224. [CrossRef] [Google Scholar]
  • Olson EC. 1965. New Permian vertebrates from the Chickasha Formation in Oklahoma. Oklahoma Geological Survey Circular 70: 1–70. [Google Scholar]
  • Olson EC. 1967. Early Permian vertebrates of Oklahoma. Oklahoma Geological Survey Circular 74: 1–111. [Google Scholar]
  • Olson EC. 1968. The family Caseidae. Fieldiana: Geology 17: 223–349. [Google Scholar]
  • Olson EC. 1970. New and little known genera and species of vertebrates from the Lower Permian of Oklahoma. Fieldiana: Geology 18: 359–434. [Google Scholar]
  • Olson EC. 1972a. Fayella chickashaensis, the Dissorophoidea and the Permian terrestrial radiations. Journal of Paleontology 46: 104–114. [Google Scholar]
  • Olson EC. 1972b. Diplocaulus parvus n. sp. (Amphibia: Nectridea) from the Chickasha Formation (Permian: Guadalupian) of Oklahoma. Journal of Paleontology 46: 656–659. [Google Scholar]
  • Olson EC. 1974. On the source of therapsids. Annals of the South African Museum 64: 27–46. [Google Scholar]
  • Olson EC. 1980. The North American Seymouriidae. In: Jacobs LL, ed. Aspects of Vertebrate Evolution. Museum of Northern Arizona Press, pp. 137–152. [Google Scholar]
  • Olson EC. 1990. The other side of the medal. Blacksburg, Virginia: McDonald & Woodward Publishing Co. [Google Scholar]
  • Olson EC, Barghusen H. 1962. Permian vertebrates Oklahoma and Texas. Oklahoma Geological Survey Circular 59: 1–68. [Google Scholar]
  • Olson EC, Beerbower JR. 1953. The San Angelo Formation, Permian of Texas, and its vertebrates. Journal of Geology 61: 389–423. [CrossRef] [Google Scholar]
  • Olson EC, Chudinov P. 1992. Upper Permian terrestrial vertebrates of the USA and Russia: 1991. International Geology Review 34: 1143–1160. [CrossRef] [Google Scholar]
  • Page LR, Adams JE. 1940. Stratigraphy, eastern Midland Basin, Texas. American Association of Petroleum Geologists Bulletin 24: 52–64. [Google Scholar]
  • Patton LT. 1930. The geology of Stonewall County. University of Texas Bulletin 3027: 1–76. [Google Scholar]
  • Pendery EC, III. 1963. Stratigraphy of Blaine Formation (Permian), North-Central Texas. American Association of Petroleum Geologists Bulletin 47: 1828–1839. [Google Scholar]
  • Piñeiro G, Ferigolo J, Ribeiro AM, Velozo P. 2015. Reassessing the affinities of vertebral remains from Permo-Triassic beds of Gondwana. Comptes rendus Palevol 14: 387–401. [CrossRef] [Google Scholar]
  • Piñeiro G, Marchetti L, Mármol S, Celio A, Xavier P, Francia M, et al. 2022. Enigmatic wood and first evidence of tetrapods in the Yaguarí Formation (Middle-Late Permian), Uruguay. Agrociencia Uruguay 26: 504. [Google Scholar]
  • Plummer FB, Scott G. 1937. Upper Paleozoic ammonites in Texas. The University of Texas Bulletin 3701: 3–516. [Google Scholar]
  • Presley MW. 1981. Middle and upper Permian salt-bearing strata of the Texas Panhandle: lithologic and facies cross sections. The University of Texas at Austin Bureau of Economic Geology , 10 p., 7 plates. [Google Scholar]
  • Presley MW, McGillis KA. 1982. Coastal evaporite and tidal-flat sediments of the upper Clear Fork and Glorieta Formations, Texas Panhandle. The University of Texas at Austin Bureau of Economic Geology Report of Investigation 115: 1–50. [Google Scholar]
  • Pyron RA. 2011. Divergence-time estimation using fossils as terminal taxa and the origins of Lissamphibia. Systematic Biology 60: 466–481. [CrossRef] [Google Scholar]
  • Rega EA, Noriega K, Sumida SS, Huttenlocker A, Lee A, Kennedy B. 2012. Healed fractures in the neural spines of an associated skeleton of Dimetrodon: implications for dorsal sail morphology and function. Fieldiana Life and Earth Sciences 2012: 104–111. [CrossRef] [Google Scholar]
  • Reisz RR. 1986. Pelycosauria. In: Wellnhofer, P, ed. Encyclopedia of Paleoherpetology. Stuttgart: Gustav Fischer, pp. 1–102. [Google Scholar]
  • Reisz RR, Fröbisch J. 2014. The oldest caseid synapsid from the Late Pennsylvanian of Kansas, and the evolution of herbivory in terrestrial vertebrates. PLoS ONE 9: e94518. [CrossRef] [Google Scholar]
  • Reisz RR, Laurin M. 2001. The reptile Macroleter: first vertebrate evidence for correlation of Upper Permian continental strata of North America and Russia. Geological Society of America Bulletin 113: 1229–1233. [CrossRef] [Google Scholar]
  • Reisz RR, Laurin M. 2002. Discussion and reply: the reptile Macroleter: first vertebrate evidence for correlation of Upper Permian continental strata of North America and Russia. Geological Society of America Bulletin 114: 1176–1177. [CrossRef] [Google Scholar]
  • Reisz RR, Laurin M. 2004. A reevaluation of the enigmatic Permian synapsid Watongia and of its stratigraphic significance. Canadian Journal of Earth Sciences 41: 377–386. [CrossRef] [Google Scholar]
  • Reisz RR, Liu J, Li JL, Müller J. 2011. A new captorhinid reptile, Gansurhinus qingtoushanensis, gen. et sp. nov., from the Permian of China. Naturwissenschaften 98: 435–441. [CrossRef] [Google Scholar]
  • Rineau V, Grand A, Zaragüeta R, Laurin M. 2015. Experimental systematics: sensitivity of cladistic methods to polarization and character ordering schemes. Contributions to Zoology 84: 129–148. [CrossRef] [Google Scholar]
  • Rineau V, Zaragüeta I, Bagils R, Laurin M. 2018. Impact of errors on cladistic inference: simulation-based comparison between parsimony and three-taxon analysis. Contributions to Zoology 87: 25–40. [CrossRef] [Google Scholar]
  • Rocha-Campos A, Basei MAS, Nutman AP, Santos, P, Passarelli CR, Canile, F, et al. 2019. U-Pb zircon dating of ash fall deposits from the Paleozoic Paraná basin of Brazil and Uruguay: a reevaluation of the stratigraphic correlations. Journal of Geology 127: 167–182. [CrossRef] [Google Scholar]
  • Romano M, Ronchi A, Maganuco S, Nicosia U. 2017. New material of Alierasaurus ronchii (Synapsida, Caseidae) from the Permian of Sardinia (Italy), and its phylogenetic affinities. Palaeontologia Electronica 20: 1–27. [Google Scholar]
  • Romer AS. 1935. Early history of Texas redbeds vertebrates. Bulletin of the Geological Society of America 46: 1597–1658. [CrossRef] [Google Scholar]
  • Roth R. 1945. Permian Pease River Group of Texas. Bulletin of the Geological Society of America 56: 893–908. [CrossRef] [Google Scholar]
  • Rubidge BS. 2005. Re-uniting lost continents – Fossil reptiles from the ancient Karoo and their wanderlust. South African Journal of Geology 108: 135–172. [CrossRef] [Google Scholar]
  • Rubidge B, Day M. 2020. Biostratigraphy of the Eodicynodon Assemblage Zone (Beaufort Group, Karoo Supergroup), South Africa. South African Journal of Geology 123: 141–148. [CrossRef] [Google Scholar]
  • Rubidge BS, Erwin DH, Ramezani J, Bowring SA, de Klerk WJ. 2013. High-precision temporal calibration of Late Permian vertebrate biostratigraphy: U-Pb zircon constraints from the Karoo Supergroup, South Africa. Geology 41: 363–366. [CrossRef] [Google Scholar]
  • Ruppel SC. 2020. Lower Permian (Leonardian) platform carbonate succession: deposition and diagenesis during a waning icehouse period. In: Ruppel SC, ed. Anatomy of a Paleozoic basin: the Permian Basin, USA (vol. 2). The University of Texas at Austin Bureau of Economic Geology Report of Investigation 285: 227–282. [Google Scholar]
  • Ruzhencev VE. 1950. Upper Carboniferous ammonites of the Urals. Trudy Paleontologicheskogo Instituta Akademii Nauk SSSR 29: 1–220. [Google Scholar]
  • Sahney S, Benton MJ. 2008. Recovery from the most profound mass extinction of all time. Proceedings Royal Society B 275: 759–765. [CrossRef] [Google Scholar]
  • Schneider JW, Lucas SG, Scholze F, Voigt S, Marchetti L, Klein H, et al. 2020. Late Paleozoic–early Mesozoic continental biostratigraphy—links to the Standard Global Chronostratigraphic Scale. Palaeoworld 29: 186–238. [CrossRef] [Google Scholar]
  • Schoch RR, Milner AR. 2014. Temnospondyli I. Handbook of Paleoherpetology part 3A2. München: Verlag Dr. Friedrich Pfeil. [Google Scholar]
  • Scotese CR, McKerrow WS. 1990. Revised world maps and introduction. In: McKerrow WS, Scotese CR, eds. Palaeozoic palaeogeography and biogeography. London Geological Society, pp. 1–21. [Google Scholar]
  • Seltin RJ. 1959. A review of the family Captorhinidae. Fieldiana, Geology 10: 461–509. [Google Scholar]
  • Sennikov AG, Golubev VK. 2006. Vyazniki biotic assemblage of the terminal Permian. Paleontological Journal 40: S475–S481. [CrossRef] [Google Scholar]
  • Sennikov A, Golubev V. 2017. Sequence of Permian tetrapod faunas of Eastern Europe and the Permian–Triassic ecological crisis. Paleontological Journal 51: 600–611. [CrossRef] [Google Scholar]
  • Sidor CA, Hopson JA. 1995. The taxonomic status of the upper Permian eutheriodont therapsids of the San Angelo Formation (Guadalupian), Texas. Journal of Vertebrate Paleontology 15 (3, Abstract Supplement): 53A. [Google Scholar]
  • Simpson LC. 1979. Upper Gearyan and lower Leonardian terrestrial vertebrate faunas of Oklahoma. Oklahoma Geological Notes 39(1): 3–21. [Google Scholar]
  • Skinner JW. 1946. Correlation of Permian of West Texas and southeast New Mexico. American Association of Petroleum Geologists Bulletin 30: 1857–1874 [Google Scholar]
  • Smith GE. 1974. Depositional systems, San Angelo Formation (Permian), North Texas – facies control of red-bed copper mineralization. The University of Texas at Austin Bureau of Economic Geology Report of Investigation 80: 1–74. [Google Scholar]
  • Smith R, Rubidge B, Day M, Botha J. 2020. Introduction to the tetrapod biozonation of the Karoo Supergroup. South African Journal of Geology 123: 131–140. [CrossRef] [Google Scholar]
  • Soreghan GS, Benison KC, Foster TM, Zambito J, Soreghan MJ. 2015. The paleoclimatic and geochronologic utility of coring red beds and evaporites: a case study from the RKB core (Permian, Kansas, USA). International Journal of Earth Sciences GR 104: 1589–1603. https://doi.org/10.1007/s00531-?014-1070-?1. [CrossRef] [Google Scholar]
  • Spencer PS, Lee MSY. 2000. A juvenile Elginia and early growth in pareiasaurs. Journal of Paleontology 74: 1191–1195. [CrossRef] [Google Scholar]
  • Spielmann JA, Rinehart LF, Lucas SG, Berman DS, Henrici AC, Harris SK. 2010. Redescription of the cranial anatomy of Sphenacodon ferox Marsh (Eupelycosauria: Sphenacodontidae) from the Late Pennsylvanian-Early Permian of New Mexico. New Mexico Museum of Natural History & Science Bulletin 49: 159–184. [Google Scholar]
  • Spindler F. 2020. Re-evaluation of an early sphenacodontian synapsid from the Lower Permian of England. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 111: 27–37. [CrossRef] [Google Scholar]
  • Spindler F, Brink K, Piñeiro G. 2013. An upgraded perspective of basal Sphenacodontia, the stem group of mammal-like amniotes. In: Reitner, J, Qun, Y, Yongdong, W, Reich, M, eds. Palaeobiology and geobiology of fossil lagerstätten through earth history. Göttingen (Germany): Paläontologische Gesellschaft and Palaeontological Society of China, pp. 23–27. [Google Scholar]
  • Stephenson MH. 2018. Permian palynostratigraphy: a global overview. Geological Society of London Special Publications 450: 321–347. [CrossRef] [Google Scholar]
  • Stroud RB, McMahan AB, Stroup RK, Hibpshman MH. 1970. Production potential of copper deposits associated with Permian red bed formations in Texas, Oklahoma, and Kansas. U.S. Bureau of Mines Report of Investigations 7422: 1–103. [Google Scholar]
  • Sweet AC, Soreghan GS, Sweet DE, Soreghan MJ, Madden AS. 2013. Permian dust in Oklahoma: source and origin from Middle Permian (Flowerpot-Blaine) redbeds in western tropical Pangaea. Sedimentary Geology 284–285: 181–196. [CrossRef] [Google Scholar]
  • Szurlies M. 2013. Late Permian (Zechstein) magnetostratigraphy in western and central Europe. Geological Society, London, Special Publications 376: 73–85. [CrossRef] [Google Scholar]
  • Szurlies M. 2020. Magnetostratigraphy of the Zechstein: implications for the Late Permian geological time-scale. Deutsche Stratigraphische Kommission (Hrsg.: Koordination und Redaktion J. Paul & H. Heggemann für die Subkommission Perm-Trias): Stratigraphie von Deutschland XII. Zechstein. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften 89: 129–143. [Google Scholar]
  • Tabor NJ, Smith RM, Steyer JS, Sidor CA, Poulsen CJ. 2011. The Permian Moradi Formation of northern Niger: paleosol morphology, petrography and mineralogy. Palaeogeography, Palaeoclimatology, Palaeoecology 299: 200–213. [CrossRef] [Google Scholar]
  • Tatarinov LP. 1999. A new Eotitanosuchid (Reptilia, Therapsida) from the Kazanian stage (Upper Permian) of Udmurtia. Paleontological Journal 33: 660–666. [Google Scholar]
  • Tharalson DB. 1984. Revision of the Early Permian ammonoid family Perrinitidae. Journal of Paleontology 58: 804–833. [Google Scholar]
  • Tsuji LA. 2006. Cranial anatomy and phylogenetic affinities of the Permian parareptile Macroleter poezicus . Journal of Vertebrate Paleontology 26: 849–865. [CrossRef] [Google Scholar]
  • Tsuji LA, Müller J, Reisz RR. 2012. Anatomy of Emeroleter levis and the phylogeny of the nycteroleter parareptiles. Journal of Vertebrate Paleontology 32: 45–67. [CrossRef] [Google Scholar]
  • Turner ML, Tsuji LA, Ide O, Sidor CA. 2015. The vertebrate fauna of the upper Permian of Niger—IX. The appendicular skeleton of Bunostegos akokanensis (Parareptilia: Pareiasauria). Journal of Vertebrate Paleontology 35: e994746. [CrossRef] [Google Scholar]
  • Uhl D. 2013. The paleoflora of Frankenberg/Geismar (NW-Hessen, Germany) – a largely unexplored “treasure chest” of anatomically preserved plants from the Late Permian (Wuchiapingian) of the Euramerican floral province. New Mexico Museum of Natural History and Science 60: 433–443. [Google Scholar]
  • Wahlman GP. 2019. Pennsylvanian and Lower Permian fusulinid biostratigraphy of the Permian Basin region, southwestern USA. In: Ruppel SC, ed. Anatomy of a Paleozoic basin: the Permian Basin, USA (vol. 1). The University of Texas at Austin Bureau of Economic Geology Report of Investigation 285: 167–227. [Google Scholar]
  • Wahlman GP, Vaughan G, Nestell M. 2020. Fusulinids from slope debris flow beds in the Word Formation (Guadalupian, Middle Permian), Gilleland Canyon, northwestern Glass Mountains, West Texas. Micropaleontology 66: 469–490. [CrossRef] [Google Scholar]
  • Werneburg R, Steyer JS, Sommier G, Gand G, Schneider JW, Vianey-Liaud M. 2007. The earliest tupilakosaurid amphibian with diplospondylous vertebrae from the Late Permian of southern France. Journal of Vertebrate Paleontology 27: 26–30. [CrossRef] [Google Scholar]
  • West Texas Geological Society. 1949. [text accompanying] East-west cross section through southern Permian Basin of West Texas, Fisher County through El Paso County, 34 p. [Google Scholar]
  • Wilde GL, Elliott TL, Hill RB, Schneider R. 2001. Age of the “Holt Pay” and its relationship to the Cutoff Formation, Apache Mountains, Culberson County, Texas. West Texas Geological Society Publication 01-110: 251–257. [Google Scholar]
  • Wilson LR. 1962. Permian plant microfossils from the Flowerpot Formation, Greer County, Oklahoma. Oklahoma Geological Survey Circular 49: 1–50. [Google Scholar]
  • Woolf B. 1957. The log likelihood ratio test (the G-test). Annals of Human Genetics 21: 397–409. [CrossRef] [Google Scholar]
  • Wu Q, Ramezani J, Zhang H, Yuan DX, Erwin DH, Henderson CM, et al. 2020. High-precision U-Pb zircon age constraints on the Guadalupian in West Texas, USA. Palaeogeography, Palaeoclimatology, Palaeoecology 548: 109668. [CrossRef] [Google Scholar]
  • Zhou Z. 1985. Several problems on the Early Permian ammonoids from South China. Palaeontologia Cathayana 2: 179–209. [Google Scholar]
  • Zhou Z. 2017. Permian basinal ammonoid sequence in Nanpanjiang area of South China – possible overlap between basinal Guadalupian and platform-based Lopingian. Journal of Paleontology 91 (Memoir 74): 1–95. [CrossRef] [Google Scholar]
  • Zhu HC, Ouyang S, Zhan JZ, Wang Z. 2005. Comparison of Permian palynological assemblages from the Junggar and Tarim basins and their phytoprovincial significance. Review of Palaeobotany and Palynology 136: 181–207. [CrossRef] [Google Scholar]

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