| Description | Thecodontosaurus ("socket-tooth lizard") is a genus of herbivorous basal sauropodomorph dinosaur that lived during the late Triassic period (Rhaetian age).
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| Source Data | |
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| Rank | genus |
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| Taxonomy (GBIF) | Life : Animalia : Chordata : Reptilia : Dinosauria : Anchisauridae : Thecodontosaurus |
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| Taxonomy (PBDB) | Life : Animalia : Chordata : Saurischia : Thecodontosaurus |
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| Taxonomic Status (GBIF) | accepted |
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Classification
(PBDB,GBIF) | |
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| Scientific Name | Thecodontosaurus Riley & Stutchbury, 1836 |
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| Name Published In | Proc. Geol. Soc. London, 2 |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
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| Thecodontosaurus | genus | belongs to Sauria | stated without evidence | Riley and Stutchbury, 1836 | | Thecodontosaurus | genus | belongs to Lacertilia | stated with evidence | Riley and Stutchbury, 1840 | | Thecodontosaurus | genus | belongs to Lacertilia | stated without evidence | Owen, 1841 | | Thecodontosaurus | genus | belongs to Saurii | stated without evidence | Meyer, 1845 | | Thecodontosaurus | genus | belongs to Lacertinidae | stated without evidence | d'Orbigny, 1849 | | Thecodontosaurus | genus | belongs to Lacertilia | stated without evidence | Quenstedt, 1852 | | Thecodontosaurus | genus | belongs to Saurii | stated without evidence | Roemer, 1856 | | Thecodontosaurus | genus | belongs to Thecodontia | stated without evidence | Owen, 1861 | | Thecodontosaurus | genus | belongs to Lacertilia | stated without evidence | Quenstedt, 1867 | | Thecodontosaurus | genus | belongs to Scelidosauridae | stated without evidence | Huxley, 1870 | | Thecodontosaurus | genus | belongs to Amphisauridae | stated without evidence | Marsh, 1882 | | Thecodontosaurus | genus | belongs to Theropoda | stated without evidence | Quenstedt, 1882 | | Thecodontosaurus | genus | belongs to Amphisauridae | stated without evidence | Dollo, 1884 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Marsh, 1885 | | Thecodontosaurus | genus | belongs to Zanclodontidae | stated with evidence | Zittel, 1890 | | Thecodontosaurus | genus | belongs to Theropoda | stated without evidence | Winkler, 1893 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Marsh, 1895 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated with evidence | Huene, 1902 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Hay, 1902 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Huene, 1908 | | Thecodontosaurus | genus | belongs to Dinosauria | stated without evidence | Broom, 1909 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Huene, 1909 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | von Zittel, 1911 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Fraas, 1913 | | Thecodontosaurus | genus | belongs to Theropoda | stated without evidence | Broom, 1913 | | Thecodontosaurus | genus | belongs to Pachypodosauria | stated without evidence | Huene, 1914 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated with evidence | Huene, 1914 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Fraas, 1914 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Lull, 1915 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Haughton, 1918 | | Thecodontosaurus | genus | belongs to Saurischia | stated without evidence | Haughton, 1919 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Van Hoepen, 1920 | | Thecodontosaurus | genus | belongs to Theropoda | stated without evidence | Joleaud, 1922 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated with evidence | Lull, 1924 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Haughton, 1924 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated with evidence | Nopcsa, 1928 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Huene, 1929 | | Thecodontosaurus | genus | belongs to Saurischia | stated without evidence | Huene, 1940 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Bock, 1952 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | implied | Romer, 1956 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated with evidence | Tatarinov, 1964 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | implied | Romer, 1966 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated with evidence | Ellenberger, 1970 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Steel, 1970 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated with evidence | Kuhn, 1971 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Galton, 1973 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated with evidence | Galton, 1976 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Galton and Cluver, 1976 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated with evidence | Benton, 1990 | | Thecodontosaurus | genus | belongs to Anchisauridae | stated without evidence | Storrs, 1993 | | Thecodontosaurus | genus | belongs to Thecodontosauridae | stated without evidence | Benton et al., 2000 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated without evidence | Yates, 2003 | | Thecodontosaurus | genus | belongs to Prosauropoda | stated with evidence | Galton and Upchurch, 2004 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated with evidence | Galton, 2007 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated without evidence | Naish and Martill, 2007 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated with evidence | Apaldetti et al., 2011 | | Thecodontosaurus | genus | belongs to Sauropodomorpha | stated without evidence | Xing et al., 2015 |
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| Status (PBDB) | extinct |
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| Taxon Size (PBDB) | 3 |
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| First Recorded Appearance | 247 - 242 Ma
Triassic |
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| Last Recorded Appearance | 201 - 191 Ma
Early Jurassic |
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| Environment | terrestrial (based on Diapsida) |
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| Motility | actively mobile (based on Osteichthyes) |
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| Taphonomy | phosphatic (based on Vertebrata) |
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| Primary Reference (PBDB) | H. Riley and S. Stutchbury. 1836. A description of various fossil remains of three distinct saurian animals discovered in the autumn of 1834, in the Magnesian Conglomerate on Durdham Down, near Bristol. Proceedings of the Geological Society of London 2:397-399 |
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| Wikipedia | https://en.wikipedia.org/wiki/Thecodontosaurus |
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| Riley H., Stutchbury S. A description of various fossil remains of three distinct saurian animals discovered in the autumn of 1834, in the Magnesian Conglomerate on Durdham Down, near Bristol, Proceedings of the Geological Society of London 2, 397-399 |
| Owen R. , Odontography; or, a Treatise on the Comparative Anatomy of the Teeth; Their Physiological Relations, Mode of Development, and Microscopic Structure, in the Vertebrate Animals. Part II. Dental System of Reptiles, 179-295 |
| Owen R. Report on British fossil reptiles, part II, Report of the British Association for the Advancement of Science 11, 60-204 |
| Meyer H. v. System der fossilen Saurier [Taxonomy of fossil saurians], Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefakten-Kunde 1845, 278-285 |
| Quenstedt F. A. , Handbuch der Petrefaktenkunde, 1st edition. H. Laupp'schen, Tübingen, 1-792 |
| Owen R. , Palaeontology, or a Systematic Summary of Extinct Animals and their Geological Relations. Second Edition. Adam and Charles Black, Edinburgh, 1-463 |
| Haeckel E. , Generelle Morphologie der Organismen, Allgemeine Grundzuge der Organischen Formen-Wissenschaft, Mechanisch Begründet Durch die von Charles Darwin Reformirte Descendez-Theorie. Verlag von Georg Reimer, Berlin, CLX-462 |
| Quenstedt F. A. , Handbuch der Petrefactenkunde [Handbook of Fossils]. H. Laupp'schen Buchhandlung, Tübingen, 1-1239 |
| Marsh O. C. Classification of the Dinosauria, American Journal of Science 23, 81-86 |
| Sauvage H.-E. Recherches sur les reptiles trouvés dans le Gault de l'est du bassin de Paris [Research on the reptiles found in the Gault of the eastern Paris Basin], Mémoires de la Société Géologique de France, série 3 2 4, 1-42 |
| Marsh O. C. The classification and affinities of dinosaurian reptiles, Nature 31, 68-69 |
| Lydekker R. , Catalogue of the Fossil Reptilia and Amphibia in the British Museum (Natural History). Part I. Containing the Orders Ornithosauria, Crocodilia, Dinosauria, Squamata, Rhynchocephalia, and Proterosauria. British Museum (Natural History), London, 1-309 |
| Lydekker R. Note on certain vertebrate remains from the Nagpur district, Records of the Geological Survey of India 23 1, 21-24 |
| Zittel K. A. v. , Handbuch der Palaeontologie. I. Abteilung Paleozoologie. III. Band. Vertebrata (Pisces, Amphibia, Reptilia, Aves) [Handbook of Paleontology. Division I. Paleozoology. Volume III. Vertebrata (Pisces, Amphibia, Reptilia, Aves)], xii-900 |
| Marsh O. C. On the affinities and classification of the dinosaurian reptiles, American Journal of Science 50 300, 483-498 |
| Marsh O. C. The dinosaurs of North America, United States Geological Survey, 16th Annual Report, 1894-95 55, 133-244 |
| Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868 |
| Huene F. v. (1902) Übersicht über die Reptilien der Trias [Review of the Reptilia of the Triassic], Geologische und Paläontologische Abhandlungen (Neue Serie). Gustav Fischer Verlag, Jena 6, 1-84 |
| Huene F. v. (1905) Trias-Dinosaurier Europas [European Triassic dinosaurs], Zeitschrift der Deutschen Geologischen Gesellschaft 57, 345-349 |
| Sauvage H.-E. (1907) Vertébrés [Vertebrates], Note sur L'Infralias de Provenchères-sur-Meuse, 6-17 |
| Huene F. v. (1908) Die Dinosaurier der Europäischen Triasformation mit berücksichtigung der Ausseuropäischen vorkommnisse [The dinosaurs of the European Triassic formations with consideration of occurrences outside Europe], Geologische und Palaeontologische Abhandlungen Suppl. 1 1, 1-419 |
| Broom R. (1913) A revision of the reptiles of the Karroo, Annals of the South African Museum 7 6, 361-366 |
| Fraas E. (1913) Die neuesten Dinosaurierfunde in der schwäbischen Trias [The newest dinosaur finds in the Swabian Trias], Naturwissenschaften 1 45, 1097-1100 |
| Huene F. v. (1914) I: Animalia. Pars 4. Saurischia et Ornithischia triadica (“Dinosauria” triadica), 1-20 |
| Lull R. S. (1915) Triassic life of the Connecticut Valley, State of Connecticut State Geological and Natural History Survey Bulletin 24, 1-285 |
| Haughton S. H. (1918) A new dinosaur from the Stormberg Beds of South Africa, Annals and Magazine of Natural History, series 9 2, 468-469 |
| Van Hoepen E. C. N. (1920) Contributions to the knowledge of the reptiles of the Karroo Formation. 5. A new dinosaur from the Stormberg Beds, Annals of the Transvaal Museum 7 2, 77-92 |
| Haughton S. H. (1924) The fauna and stratigraphy of the Stormberg Series, Annals of the South African Museum 12, 323-497 |
| Nopcsa B. F. (1928) The genera of reptiles, Palaeobiologica 1, 163-188 |
| Huene F. v. (1929) Kurze Übersicht über die Saurischia und ihre natürlichen Zusammenhänge [A brief survey of the Saurischia and their natural context], Paläontologische Zeitschrift 11, 269-273 |
| Bock W. (1952) Triassic reptilian tracks and trends of locomotive evolution, Journal of Paleontology 26 3, 395-433 |
| Haughton S. H., Brink A. S. (1954) A bibliographical list of Reptilia from the Karroo Beds of South Africa, Palaeontologia Africana 2, 1-187 |
| Romer A. S. (1956) , Osteology of the Reptiles, University of Chicago Press, 1-772 |
| Tatarinov L. P. (1964) Nadotryad Dinosauria. Dinozavry [Superorder Dinosauria. Dinosaurs], Osnovy Paleontologii [Fundamentals of Paleontology] 12, 523-589 |
| Romer A. S. (1966) , Vertebrate Paleontology, 3rd edition, 1-468 |
| Lapparent A. F. d. (1967) Les dinosaures de France [The dinosaurs of France], Sciences 51, 4-19 |
| Ellenberger P. (1970) Les niveaux paléontologiques de première apparition des mammifères primoridaux en Afrique du Sud et leur ichnologie. Establissement de zones stratigraphiques detaillees dans le Stormberg du Lesotho (Afrique du Sud) (Trias Supérieur à Jurassique) [The paleontological levels of the first appearance of primordial mammals in southern Africa and their ichnology. Establishment of detailed stratigraphic zones in the Stormberg of Lesotho (southern Africa) (Upper Triassic to Jurassic)., In: S. H. Haughton (ed.), Second Symposium on Gondwana Stratigraphy and Paleontology, International Union of Geological Sciences. Council for Scientific and Industrial Research, Pretoria, 343-370 |
| Steel R. (1970) Part 14. Saurischia, Handbuch der Paläoherpetologie/Encyclopedia of Paleoherpetology. Gustav Fischer Verlag, Stuttgart, 1-87 |
| Kuhn O. (1971) , Die Saurier der deutschen Trias [Reptiles of the German Triassic], 1-105 |
| Galton P. M. (1973) On the anatomy and relationships of Efraasia diagnostica (Huene) n.gen., a prosauropod dinosaur (Reptilia: Saurischia) from the Upper Triassic of Germany, Paläontologische Zeitschrift 47 3/4, 229-255 |
| Galton P. M. (1976) Prosauropod dinosaurs (Reptilia: Saurischia) of North America, Postilla 169, 1-98 |
| Attridge J., Crompton A. W., et al (1985) The southern African Liassic prosauropod Massospondylus discovered in North America, Journal of Vertebrate Paleontology 5 2, 128-132 |
| Benton M. J. (1990) Origin and interrelationships of dinosaurs, The Dinosauria, D. B. Weishampel, P. Dodson, & H. Osmólska (editors), University of California Press, Berkeley, 11-30 |
| Benton M. J., Juul L., et al (2000) Anatomy and systematics of the prosauropod dinosaur Thecodontosaurus antiquus from the upper Triassic of southwest England, Journal of Vertebrate Paleontology 20 1, 77-108 |
| Yates A. M. (2003) A new species of the primitive dinosaur Thecodontosaurus (Saurischia: Sauropodomorpha) and its implications for the systematics of early dinosaurs, Journal of Systematic Palaeontology 1 1, 1-42 |
| Galton P. M., Upchurch P. (2004) Prosauropoda, The Dinosauria (second edition). University of California Press, Berkeley, 232-258 |
| Galton P. M. (2007) Notes on the remains of archosaurian reptiles, mostly basal sauropodomorph dinosaurs, from the 1834 fissure fill (Rhaetian, Upper Triassic) at Clifton in Bristol, southwest England, Revue de Paléobiologie 26 2, 505-591 |
| Naish D., Martill D. M. (2007) Dinosaurs of Great Britain and the role of the Geological Society of London in their discovery: basal Dinosauria and Saurischia, Journal of the Geological Society, London 164, 493-510 |
| Smith N. D., Pol D. (2007) Anatomy of a basal sauropodomorph dinosaur from the Early Jurassic Hanson Formation of Antarctica, Acta Palaeontologica Polonica 52 4, 657-674 |
| Upchurch P., Barrett P. M., et al (2007) A phylogenetic analysis of basal sauropodomorph relationships: implications for the origin of sauropod dinosaurs, Evolution and Palaeobiology of Early Sauropodomorph Dinosaurs, Special Papers in Palaeontology 77, 57-90 |
| Apaldetti C., Martinez R. N., et al (2011) A new basal sauropodomorph (Dinosauria: Saurischia) from Quebrada del Barro Formation (Marayes-El Carrizal Basin), Northwestern Argentina, PLoS ONE 6 11, e26964:1-19 doi:10.1371/journal.pone.0026964 |
| Novas F. E., Ezcurra M. D., et al (2011) New dinosaur species from the Upper Triassic Upper Maleri and Lower Dharmaram formations of Central India, Earth and Environmental Science Transactions of the Royal Society of Edinburgh 101, 333-349 doi:10.1017/S1755691011020093 |
| Otero A., Pol D. (2013) Postcranial anatomy and phylogenetic relationships of Mussaurus patagonicus (Dinosauria, Sauropodomorpha), Journal of Vertebrate Paleontology 33 5, 1138-1168 |
| McPhee B. W., Choiniere J. N., et al (2015) A second species of Eucnemesaurus Van Hoepen, 1920 (Dinosauria, Sauropodomorpha): new information on the diversity and evolution of the sauropodomorph fauna of South Africa's lower Elliot Formation (latest Triassic), Journal of Vertebrate Paleontology 35 5, e980504:1-24 doi:10.1080/02724634.2015.980504 |
| Xing L., Miyashita T., et al (2015) A new sauropod dinosaur from the Late Jurassic of China and the diversity, distribution, and relationships of mamenchisaurids, Journal of Vertebrate Paleontology 35 1, e889701:1-17 doi:10.1080/02724634.2014.889701 |
| Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera |
| SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera |
| as per family - via The Interim Register of Marine and Nonmarine Genera |
| Proc. Geol. Soc. London, 2 - via The Interim Register of Marine and Nonmarine Genera |
Thecodontosaurus ✝
Thecodontosaurus elisae ✝
