| Source Data | |
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| Rank | family (PBDB) |
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| Taxonomy (PBDB) | Life : Animalia : Chordata : Ornithischia : Pachycephalosauridae |
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Classification
(PBDB,GBIF) | |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
|---|
| Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Sternberg, 1945 | | Pachycephalosauridae | family | belongs to Ornithopoda | implied | Romer, 1956 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Parsch, 1963 | | Pachycephalosauridae | family | belongs to Ornithischia | stated with evidence | Tatarinov, 1964 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated with evidence | Estes, 1964 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Kuhn, 1964 | | Pachycephalosauridae | family | belongs to Ornithopoda | implied | Romer, 1966 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated with evidence | Kuhn, 1966 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Swinton, 1970 | | Pachycephalosauridae | family | belongs to Brachypoda | stated without evidence | Thulborn, 1974 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Galton, 1974 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Maryanska and Osmolska, 1974 | | Pachycephalosauridae | family | belongs to Brachypoda | stated without evidence | Thulborn, 1977 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Rozhdestvensky, 1977 | | Pachycephalosauridae | family | belongs to Ornitophoda | stated without evidence | Bonaparte, 1978 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Dong, 1978 | | Pachycephalosauridae | family | belongs to Ornithopoda | implied | Benton, 1979 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Sues and Taquet, 1979 | | Pachycephalosauridae | family | belongs to Pachycephalosauroidea | stated without evidence | Zhao, 1983 | | Pachycephalosauridae | family | belongs to Ornithopoda | stated without evidence | Norman, 1984 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Russell, 1984 | | Pachycephalosauridae | family | belongs to Orbitoscuta | stated without evidence | Bakker, 1986 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Sues and Galton, 1987 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | implied | Carroll, 1988 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Maryanska, 1990 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Dong, 1992 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Sereno, 1998 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Goodwin et al., 1998 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Sereno, 1999 | | Pachycephalosauridae | family | belongs to Ornithischia | stated without evidence | Eberth et al., 2001 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated without evidence | Peng et al., 2001 | | Pachycephalosauridae | family | belongs to Homalocephaloidea | stated with evidence | Maryanska et al., 2004 | | Pachycephalosauridae | family | belongs to Ornithischia | stated with evidence | Sullivan, 2006 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Butler et al., 2008 | | Pachycephalosauridae | family | belongs to Ornithischia | stated without evidence | Jasinski and Sullivan, 2011 | | Pachycephalosauridae | family | belongs to Pachycephalosauria | stated with evidence | Han et al., 2012 | | Pachycephalosauridae | family | belongs to Ornithischia | stated without evidence | Evans et al., 2013 |
|
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| Status (PBDB) | extinct |
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| Taxon Size (PBDB) | 27 |
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| First Recorded Appearance | 101 - 84 Ma
Late/Upper Cretaceous |
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| Last Recorded Appearance | 70.6 - 66.0 Ma
Late/Upper Cretaceous |
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| Environment | terrestrial (based on Ornithischia) |
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| Motility | actively mobile (based on Ornithischia) |
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| Diet | herbivore (based on Ornithischia) |
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| Reproduction | oviparous, dispersal=direct/internal,mobile (based on Ornithischia) |
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| Ontogeny | accretion,modification of parts (based on Ornithischia) |
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| Taphonomy | hydroxylapatite,compact or dense (based on Ornithischia) |
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| Primary Reference (PBDB) | C. M. Sternberg. 1945. Pachycephalosauridae proposed for dome-headed dinosaurs, Stegoceras lambei, n. sp., described. Journal of Paleontology 19(5):534-538 |
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| Sternberg C. M. (1945) Pachycephalosauridae proposed for dome-headed dinosaurs, Stegoceras lambei, n. sp., described, Journal of Paleontology 19 5, 534-538 |
| Bohlin B. (1953) VI. Vertebrate Palaeontology 6. Fossil reptiles from Mongolia and Kansu, Reports from the Scientific Expedition to the North-western Provinces of China under Leadership of Dr. Sven Hedin. The Sino-Swedish Expedition Publication 37, 1-113 |
| Romer A. S. (1956) , Osteology of the Reptiles, University of Chicago Press, 1-772 |
| Estes R. (1964) Fossil vertebrates from the Late Cretaceous Lance Formation, eastern Wyoming, University of California Publications in Geological Sciences 49, 1-187 |
| Tatarinov L. P. (1964) Nadotryad Dinosauria. Dinozavry [Superorder Dinosauria. Dinosaurs], Osnovy Paleontologii [Fundamentals of Paleontology] 12, 523-589 |
| Kuhn O. W. M. (1966) , Die Reptilien. System und Stammesgeschichte [The Reptiles. Systematics and Phylogeny.], 1-154 |
| Romer A. S. (1966) , Vertebrate Paleontology, 3rd edition, 1-468 |
| Swinton W. E. (1970) , The Dinosaurs, Wiley-Interscience, New York, 1-331 |
| Galton P. M. (1971) A primitive dome-headed dinosaur (Ornithischia: Pachycephalosauridae) from the Lower Cretaceous of England and the function of the dome of pachycephalosaurids, Journal of Paleontology 45 1, 40-47 |
| Galton P. M. (1974) Notes on Thescelosaurus, a conservative ornithopod dinosaur from the Upper Cretaceous of North America, with comments on ornithopod classification, Journal of Paleontology 48 5, 1048-1067 |
| Maryanska T., Osmolska H. (1974) Pachycephalosauria, a new suborder of ornithischian dinosaurs, Palaeontologia Polonica 30, 45-102 |
| Thulborn R. A. (1974) A new heterodontosaurid dinosaur (Reptilia: Ornithischia) from the Upper Triassic red beds of Lesotho, Zoological Journal of the Linnean Society 55, 151-175 |
| Rozhdestvensky A. K. (1977) The study of dinosaurs in Asia, Journal of the Palaeontological Society of India 20, 102-119 |
| Bonaparte J. F. (1978) El Mesozoico de America de Sur y sus Tetrapodos [The Mesozoic of South America and its tetrapods], Opera Lilloana 26, 1-596 |
| Dong Z. (1978) [A new genus of Pachycephalosauria from Laiyang, Shantung], Vertebrata PalAsiatica 16 4, 225-228 |
| Wall W. P., Galton P. M. (1979) Notes on pachycephalosaurid dinosaurs (Reptilia: Ornithischia) from North America, with comments on their status as ornithopods, Canadian Journal of Earth Sciences 16, 1176-1186 |
| Currie P. J. (1980) Mesozoic vertebrate life in Alberta and British Columbia, Mesozoic Vertebrate Life 1, 27-40 |
| Ostrom J. H. (1980) The evidence for endothermy in dinosaurs, In E. C. Olson & R. D. K. Thomas (eds.), A Cold Look at the Warm-Blooded Dinosaurs. AAAS Selected Symposium 28. Westview Press, Boulder, CO, 15-54 |
| McIntosh J. S. (1981) Annotated catalogue of the dinosaurs (Reptilia, Archosauria) in the collections of the Carnegie Museum of Natural History, Bulletin of Carnegie Museum of Natural History 18, 1-67 |
| Zhao X. (1983) Phylogeny and evolutionary stages of Dinosauria, Acta Palaeontologica Polonica 28 1-2, 295-306 |
| Russell D. A. (1984) A check list of the families and genera of North American dinosaurs, Syllogeus 53, 1-35 |
| Bakker R. T. (1986) , The Dinosaur Heresies. William Morrow and Company, Inc, New York, 1-481 |
| Sereno P. C. (1986) Phylogeny of the bird-hipped dinosaurs (order Ornithischia), National Geographic Research 2 2, 234-256 |
| Zhao X. (1986) [Reptiles], Ching-kuo Ti Pao o Hsi [The Cretaceous System of China. The Stratigraphy of China] 12, 67-73 |
| Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698 |
| Dong Z. (1992) Dinosaurian Faunas of China, China Ocean Press, Beijing, 1-188 |
| Sereno P. C. (1997) The origin and evolution of dinosaurs, Annual Review of Earth and Planetary Sciences 25, 435-489 |
| Goodwin M. B., Buccholtz E. A., et al (1998) Cranial anatomy and diagnosis of Stygimoloch spinifer (Ornithischia: Pachycephalosauria) with comments on cranial display structures in agonistic behavior, Journal of Vertebrate Paleontology 18 2, 363-375 |
| Sereno P. C. (1998) A rationale for phylogenetic definitions, with application to the higher-level taxonomy of Dinosauria, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 210 1, 41-83 |
| Sereno P. C. (1999) The evolution of dinosaurs, Science 284, 2137-2147 |
| Sereno P. C. (2000) The fossil record, systematics and evolution of pachycephalosaurs and ceratopsians from Asia, The Age of Dinosaurs in Russia and Mongolia, 480-516 |
| Eberth D. A., Currie P. J., et al (2001) Alberta's dinosaurs and other fossil vertebrates: Judith River and Edmonton groups (Campanian-Maastrichtian), In C. L. Hill (ed), Society of Vertebrate Paleontology, 61st Annual Meeting, Bozeman. Guidebook for the Field Trips: Mesozoic and Cenozoic Paleontology in the Western Plains and Rocky Mountains, Museum of the Rockies Occasional Paper 3, 49-75 |
| Peng J., Russell A. P., et al (2001) Vertebrate microsite assemblages (exclusive of mammals) from the Foremost and Oldman Formations of the Judith River Group (Campanian) of southeastern Alberta: an illustrated guide, Provincial Museum of Alberta, Natural History Occasional Paper 25, 1-54 |
| Williamson T. E., Carr T. D. (2003) A new genus of derived pachycephalosaurian from western North America, Journal of Vertebrate Paleontology 22 4, 779-801 |
| Sullivan R. M. (2006) A taxonomic review of the Pachycephalosauridae (Dinosauria: Ornithischia), Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35, 348-365 |
| Butler R. J., Upchurch P., et al (2008) The phylogeny of ornithischian dinosaurs, Journal of Systematic Palaeontology 6 1, 1-40 doi:10.1017/S1477201907002271 |
| Longrich N. R., Sankey J., et al (2010) Texacephale langstoni, a new genus of pachycephalosaurid (Dinosauria: Ornithischia) from the upper Campanian Aguja Formation, southern Texas, USA, Cretaceous Research 31, 274-284 doi:10.1016/j.cretres.2009.12.002 |
| Jasinski S. E., Sullivan R. M. (2011) Re-evaluation of pachycephalosaurids from the Fruitland-Kirtland transition (Kirtlandian, late Campanian), San Juan Basin, New Mexico, with a description of a new species of Stegoceras and a reassessment of Texacephale langstoni, Fossil Record 3. New Mexico Museum of Natural History and Science Bulletin 53, 202-215 |
| Watabe M., Tsogtbaatar K., et al (2011) A new pachycephalosaurid from the Baynshire Formation (Cenomanian-late Santonian), Gobi Desert, Mongolia, Fossil Record 3. New Mexico Museum of Natural History and Science Bulletin 53, 489-497 |
| Han F.-L., Barrett P. M., et al (2012) Postcranial anatomy of Jeholosaurus shangyuanensis (Dinosauria, Ornithischia) from the Lower Cretaceous Yixian Formation of China, Journal of Vertebrate Paleontology 32 6, 1370-1395 doi:10.1080/02724634.2012.694385 |
| Evans D. C., Schott R. K., et al (2013) The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs, Nature Communications 4, 1828 doi:10.1038/ncomms2749 |
| Longrich N. R., Barnes K., et al (2013) Caenagnathidae from the upper Campanian Aguja Formation of west Texas, and a revision of the Caenagnathinae, Bulletin of the Peabody Museum of Natural History 54 1, 23-49 doi:http://dx.doi.org/10.3374/014.054.0102 |
Pachycephalosauridae ✝
Pachycephalosaurinae ✝
