| Description |
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| Source Data | |
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| Rank | genus (PBDB) |
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| Taxonomy (PBDB) | Life : Animalia : Chordata : Ornithischia : Hadrosauridae : Kritosaurus |
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Classification
(PBDB,GBIF) | |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
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| Kritosaurus | genus | belongs to Trachodontidae | stated without evidence | Brown, 1910 | | Kritosaurus | genus | belongs to Trachodontinae | stated without evidence | Brown, 1914 | | Kritosaurus | genus | belongs to Trachodontidae | stated without evidence | Gilmore, 1916 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Lambe, 1918 | | Kritosaurus | genus | belongs to Trachodontinae | stated without evidence | Parks, 1920 | | Kritosaurus | genus | belongs to Protrachodontidae | stated without evidence | Nopcsa, 1923 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Gilmore, 1924 | | Kritosaurus | genus | belongs to Trachodontidae | stated with evidence | Lull, 1924 | | Kritosaurus | genus | belongs to Trachodontidae | stated without evidence | Huene, 1927 | | Kritosaurus | genus | belongs to Trachodontinae | stated with evidence | Nopcsa, 1928 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Russell, 1930 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Gilmore, 1933 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Russell, 1935 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Gilmore, 1935 | | Kritosaurus | genus | belongs to Trachodontidae | stated without evidence | Parks, 1935 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Nagao, 1936 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated with evidence | Sternberg, 1953 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Sternberg, 1954 | | Kritosaurus | genus | belongs to Hadrosauridae | implied | Romer, 1956 | | Kritosaurus | genus | belongs to Saurolophinae | stated without evidence | Young, 1958 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Langston, 1960 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Parsch, 1963 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated with evidence | Tatarinov, 1964 | | Kritosaurus | genus | belongs to Saurolophinae | stated without evidence | Casamiquela, 1964 | | Kritosaurus | genus | belongs to Hadrosauridae | implied | Romer, 1966 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated with evidence | Kuhn, 1966 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Rozhdestvensky, 1968 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Waldman, 1969 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Brambilla, 1972 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Powell, 1973 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Hopson, 1975 | | Kritosaurus | genus | subjective synonym of Hadrosaurus | stated without evidence | Baird and Horner, 1977 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Molnar, 1980 | | Kritosaurus | genus | subjective synonym of Hadrosaurus | stated without evidence | Lehman, 1981 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Bonaparte, 1984 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Bonaparte, 1986 | | Kritosaurus | genus | subjective synonym of Hadrosaurus | stated without evidence | Clemens, 1986 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Powell, 1987 | | Kritosaurus | genus | subjective synonym of Hadrosaurus | stated without evidence | Chapman and Brett-Surman, 1990 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Hunt and Lucas, 1992 | | Kritosaurus | genus | belongs to Saurolophinae | stated without evidence | Horner, 1992 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Forster and Sereno, 1994 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated with evidence | Bonaparte, 1996 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Dodson, 1997 | | Kritosaurus | genus | belongs to Hadrosauridae | stated without evidence | Lehman, 2001 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Eberth et al., 2001 | | Kritosaurus | genus | nomen dubium Hadrosauridae | stated without evidence | Horner et al., 2004 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Kirkland et al., 2006 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated with evidence | Cruzado-Caballero et al., 2010 | | Kritosaurus | genus | belongs to Saurolophinae | stated with evidence | Prieto-Márquez, 2010 | | Kritosaurus | genus | belongs to Kritosaurini | stated with evidence | Prieto-Marquez, 2013 | | Kritosaurus | genus | belongs to Hadrosaurinae | stated without evidence | Sullivan and Lucas, 2014 | | Kritosaurus | genus | belongs to Kritosaurini | stated with evidence | Lehman et al., 2016 | | Kritosaurus | genus | belongs to Kritosaurini | stated without evidence | Bertozzo et al., 2017 |
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| Status (PBDB) | extinct |
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| Taxon Size (PBDB) | 3 |
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| First Recorded Appearance | 85.8 - 83.5 Ma
Late/Upper Cretaceous |
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| Last Recorded Appearance | 72.1 - 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 Ornithopoda) |
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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) | B. Brown. 1910. The Cretaceous Ojo Alamo beds of New Mexico with description of the new dinosaur genus Kritosaurus. Bulletin of the American Museum of Natural History 28(24):267-274 |
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| Wikipedia | https://en.wikipedia.org/wiki/Kritosaurus |
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| Brown B. (1910) The Cretaceous Ojo Alamo beds of New Mexico with description of the new dinosaur genus Kritosaurus, Bulletin of the American Museum of Natural History 28 24, 267-274 |
| Brown B. (1914) Cretaceous Eocene correlation in New Mexico, Wyoming, Montana, Alberta, Bulletin of the Geological Society of America 25, 355-380 |
| Gilmore C. W. (1916) Contributions to the geology and paleontology of San Juan County, New Mexico. 2. Vertebrate faunas of the Ojo Alamo, Kirtland and Fruitland Formations, United States Geological Survey Professional Paper 98-Q, 279-302 |
| Nopcsa B. F. (1923) On the geological importance of the primitive reptilian fauna in the uppermost Cretaceous of Hungary; with a description of a new tortoise (Kallokibotion), Quarterly Journal of the Geological Society 74, 100-116 |
| Gilmore C. W. (1924) On the genus Stephanosaurus, with a description of the type specimen of Lambeosaurus lambei, Parks, Canada Department of Mines Geological Survey Bulletin (Geological Series) 38 43, 29-48 |
| Huene F. v. (1927) Contribución a la paleogeografía de Sud América [Contribution to the paleogeography of South America], Boletín de la Academia Nacional de Ciencias de la República Argentina 30, 231-294 |
| Nopcsa B. F. (1928) The genera of reptiles, Palaeobiologica 1, 163-188 |
| Gilmore C. W. (1933) On the dinosaurian fauna of the Iren Dabasu Formation, Bulletin of the American Museum of Natural History 68 2-3, 23-78 |
| Gilmore C. W. (1935) On the Reptilia of the Kirtland Formation of New Mexico, with descriptions of new species of fossil turtles, Proceedings of the United States National Museum 83 2978, 159-188 |
| Russell L. S. (1935) Fauna of the upper Milk River Beds, southern Alberta, Transactions of the Royal Society of Canada, series 3 4 29, 115-128 |
| Nagao T. (1936) Nipponosaurus sachalinensis: a new genus and species of trachodont dinosaur from Japanese Saghalien, Journal of the Faculty of Science, Hokkaido Imperial University, series 4, Geology and Mineralogy 3 2, 185-220 |
| Lull R. S., Wright N. E. (1942) Hadrosaurian dinosaurs of North America, Geological Society of America Special Paper 40, 1-242 |
| Sternberg C. M. (1953) A mew hadrosaur from the Oldman Formation of Alberta: discussion of nomenclature, National Museum of Canada Bulletin 128, 1-12 |
| Romer A. S. (1956) , Osteology of the Reptiles, University of Chicago Press, 1-772 |
| Young C.-C. (1958) The dinosaurian remains of Laiyang, Shantung, Palaeontologia Sinica, New Series C, Whole Number 42 16, 1-138 |
| Langston W. (1960) The vertebrate fauna of the Selma Formation of Alabama. Part VI. The dinosaurs, Fieldiana: Geology Memoirs 3 6, 315-361 |
| Vialli V. (1960) Uno scheletro di dinosauro del Museo Civico di Storia Naturale di Milano (Kritosaurus notabilis (Lambe)). Osservazioni preliminari [A dinosaur skeleton in the Municipal Museum of Natural History in Milan (Kritosaurus notabilis (Lambe)). Preliminary observations], Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano 99, 169-185 |
| Casamiquela R. M. (1964) Sobre un dinosaurio hadrosáurido de la Argentina, Ameghiniana 3 9, 285-312 |
| Russell L. S. (1964) Cretaceous non-marine faunas of northwestern North America, Royal Ontario Museum, Life Sciences Contribution 61, 1-24 |
| 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 |
| Rozhdestvensky A. K. (1968) Gadrozavry Kazakhstana [Hadrosaurs of Kazakhstan], [Upper Paleozoic and Mesozoic Amphibians and Reptiles]. Akademia Naul SSSR, Moscow, 97-141 |
| Waldman M. (1969) On an immature specimen of Kritosaurus notabilis (Lambe), (Ornithischia: Hadrosauridae) from the Upper Cretaceous of Alberta, Canada, Canadian Journal of Earth Sciences 6, 569-576 |
| Swinton W. E. (1970) , The Dinosaurs, Wiley-Interscience, New York, 1-331 |
| 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 |
| Hopson J. A. (1975) The evolution of cranial display structures in hadrosaurian dinosaurs, Paleobiology 1, 21-43 |
| Molnar R. E. (1980) Australian late Mesozoic continental tetrapods: some implications, Mémoires de la Société Géologique de France, Nouvelle Série 139, 131-143 |
| Bonaparte J. F. (1984) Nuevas pruebas de la conexion fisica entre Sudamerica y Norteamerica en el Cretácico Tardio (Campaniano) [New evidences for the physical connection between South and North America in the Late Cretaceous (Campanian)], Actas del III Congreso Argentino de Paleontologia y Bioestratigrafia 1, 141-149 |
| Powell J. E. (1987) Hallazgo de un dinosaurio hadrosaurido (Ornithischia, Ornithopoda) en la Formación Allen (Cretácico Superior) de Salitral Moreno, Provincia de Río Negro, Argentina [Discovery of a hadrosaurid dinosaur (Ornithischia, Ornithopoda) in the Allen Formation (Upper Cretaceous) of Salitral Moreno, Río Negro Province, Argentina], Decimo Congreso Geológico Argentino, San Miguel de Tucumán. Asociación Geológica Argentina y Universidad Nacional de Tucumán, Actas 3, 149-152 |
| Horner J. R. (1992) Cranial morphology of Prosaurolophus (Ornithischia: Hadrosauridae) with descriptions of two new hadrosaurid species and an evaluation of hadrosaurid phylogenetic relationships, Museum of the Rockies Occasional Paper 2, 1-119 |
| Hunt A. P., Lucas S. G. (1992) Stratigraphy, paleontology and age of the Fruitland and Kirtland formations (Upper Cretaceous), San Juan Basin, New Mexico, New Mexico Geological Society, 43rd Annual Fall Field Conference, San Juan Basin IV, Guidebook 43, 217-239 |
| Bonaparte J. F. (1996) Cretaceous tetrapods of Argentina, Münchner Geowissenschaften Abhandlungen 30, 73-130 |
| Williamson T. E. (2000) Review of Hadrosauridae (Dinosauria, Ornithischia) from the San Juan Basin, New Mexico, Dinosaurs of New Mexico. New Mexico Museum of Natural History and Science Bulletin 17, 191-213 |
| 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 |
| Hernandez R., Kirkland J. I., et al (2003) A large hadrosaurine from the Sabinas Basin, Coahuila Mexico, Journal of Vertebrate Paleontology 23 3, suppl., 61A |
| Kirkland J. I., Hernández-Rivera R., et al (2006) Large hadrosaurine dinosaurs from the latest Campanian of Coahuila, Mexico, Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35, 299-315 |
| Gates T. A., Sampson S. D., et al (2007) Velafrons coahuilensis, a new lambeosaurine hadrosaurid (Dinosauria: Ornithopoda) from the late Campanian Cerro del Pueblo Formation, Coahuila, Mexico, Journal of Vertebrate Paleontology 27 4, 917-930 |
| Cruzado-Caballero P., Pereda-Suberbiola X., et al (2010) Blasisaurus canudoi gen. et sp. nov., a new lambeosaurine dinosaur (Hadrosauridae) from the latest Cretaceous of Arén (Huesca, Spain), Canadian Journal of Earth Sciences 47, 1507-1517 doi:10.1139/E10-081 |
| Prieto-Márquez A. (2010) Glishades ericksoni, a new hadrosauroid (Dinosauria: Ornithopoda) from the Late Cretaceous of North America, Zootaxa 2452, 1-17 |
| Ramírez-Velasco A. A., Benammi M., et al (2012) Huehuecanauhtlus tiquichensis, a new hadrosauroid dinosaur (Ornithischia: Ornithopoda) from the Santonian (Late Cretaceous) of Michoacán, Mexico, Canadian Journal of Earth Sciences 49, 379-395 doi:10.1139/E11-062 |
| Prieto-Marquez A. (2013) Skeletal morphology of Kritosaurus navajovius(Dinosauria: Hadrosauridae) from the Late Cretaceous of the North American south-west, with an evaluation of the phylogenetic systematics and biogeography of Kritosaurini, Journal of Systematic Palaeontology doi:http://dx.doi.org/10.1080/14772019.2013.770417 |
| Sullivan R. M., Lucas S. G. (2014) Stratigraphic distribution of hadrosaurids in the Upper Cretaceous Fruitland, Kirtland, and Ojo Alamo formations, San Juan Basin, New Mexico, Hadrosaurs, 361-384 |
| Lehman T. M., Wick S. L., et al (2016) Hadrosaurian dinosaurs from the Maastrichtian Javelina Formation, Big Bend National Park, Texas, Journal of Paleontology 90 2, 333-356 doi:10.1017/jpa.2016.48 |
| Cruzado-Caballero P., Powell J. E. (2017) Bonapartesaurus rionegrensis, a new hadrosaurine dinosaur from South America: implications for phylogenetic and biogeographic relations with North America, Journal of Vertebrate Paleontology 37 2, e1289381:1-16 doi:10.1080/02724634.2017.1289381 |
Kritosaurus ✝
