Classification
Sauropterygia
Sous-ordre
›
Plesiosauria
Ordre
›
Plesiosauroidea
Superfamille
›
Polycotylidae
Famille
Sites de découverte 100 sites géolocalisés
Répartition
Principaux pays
Formations géologiques
Distribution temporelle
Maastrichtien
(72.2–66 Ma)
12
Campanien
(83.6–72.2 Ma)
32
Santonien
(85.7–83.6 Ma)
9
Coniacien
(89.8–85.7 Ma)
7
Turonien
(93.9–89.8 Ma)
22
Cénomanien
(100.5–93.9 Ma)
12
Albien
(113.2–100.5 Ma)
3
Aptien
(121.4–113.2 Ma)
2
Kimméridgien
(154.8–149.2 Ma)
1
Synonymes (4)
Cimoliasaurus leucoscopelus
nomen dubium, species not entered Polycotylidae
Dolichorhynchopidae
subjective synonym of Polycotylidae
Polycotylus brevispondylus
nomen vanum, species not entered Polycotylidae
Polycotylus ichthyospondylus tanais
nomen vanum, species not entered Polycotylidae
Images 2
Bibliographie
Description originale
F. R. O'Keefe. 2001. A cladistic analysis and taxonomic revision of the Plesiosauria (Reptilia: Sauropterygia). Acta Zoologica Fennica 213:1-63
Bibliographie (65)
R. O. Clark, F. R. O'Keefe, and S. E. Slack. 2024. A new genus of small polycotylid plesiosaur from the Upper Cretaceous of the Western Interior Seaway and a clarification of the genus Dolichorhynchops. Cretaceous Research 157:105812:1-35
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P. L. Jambura, S. V. Solonin, and S. L. A. Cooper, E. V. Mychko, M. S. Arkhangelsky, J. Türtscher, M. Amadori, S. Stumpf, A. V. Vodorezov, J. Kriwet. 2024. Fossil marine vertebrates (Chondrichthyes, Actinopterygii, Reptilia) from the Upper Cretaceous of Akkermanovka (Orenburg Oblast, Southern Urals, Russia). Cretaceous Research 155(105779)
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J. P. O'Gorman and R. A. Otero. 2023. Revision of the short-necked Cretaceous plesiosaurians from New Zealand. Comptes Rendus Palevol 22(6):77-90
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D. Pol, E. Vlachos, and F. Aspromonte. 2023. The end of the dinosaur era in Patagonia (NatGeo Project).
N. G. Zverkov, M. A. Rogov, and V. A. Zakharov, I. G. Danilov, D. V. Grigoriev, M. Kosták. 2023. Northernmost occurrences of plesiosaurs and turtles in the Upper Cretaceous of Eurasia. Cretaceous Research 148:105537:1-17
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J. P. O'Gorman. 2022. Polycotylidae (Sauropterygia, Plesiosauria) from the La Colonia Formation, Patagonia, Argentina: Phylogenetic affinities of Sulcusuchus erraini and the Late Cretaceous circum-pacific polycotylid diversity. Cretaceous Research 140:105339
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W. S. Persons IV, H. P. Street, and A. Kelley. 2022. A long-snouted and long-necked polycotylid plesiosaur from the Late Cretaceous of North America. iScience 25(10):105033
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J. P. O'Gorman, R. Otero, and M. Reguero, Z. Gasparini. 2019. Cretaceous Antarctic plesiosaurs: stratigraphy, systematics and paleobiogeography. Advances in Polar Science 30(3):210-227
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E. Frey, E. W. A. Mulder, and W. Stinnesbeck, H. E. Rivera-Sylva, J. M. Padilla-Gutiérrez, A. H. González-González. 2017. A new polycotylid plesiosaur with extensive soft tissue preservation from the early Late Cretaceous of northeast Mexico. Boletín de la Sociedad Geológica Mexicana 69(1):87-134
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V. M. Efimov, I. A. Meleshin, and A. V. Nikiforov. 2016. A New Species of the Plesiosaur Genus Polycotylus from the Upper Cretaceous of the Southern Urals. Paleontological Journal 50(5):494-503
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V. Fischer, N. Bardet, and R. B. J. Benson, M. S. Arkhangelsky, M. Friedman. 2016. Extinction of fish-shaped marine reptiles associated with reduced evolutionary rates and global environmental volatility. Nature Communications 7(10825):1-11
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B. A. Schumacher and J. E. Martin. 2016. Polycotylus latipinnis Cope (Plesiosauria, Polycotylidae), a nearly complete skeleton from the Niobrara Formation (Early Campanian) of southwestern South Dakota. Journal of Vertebrate Paleontology 36(1):e1031341:1-15
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Z. Gasparini, J. Sterli, and A. Parras, J. P. O.'Gorman, L. Salgado, J. Varela, D. Pol. 2015. Late Cretaceous reptilian biota of the La Colonia Formation, central Patagonia, Argentina: occurrences, preservation and paleoenvironments. Cretaceous Research 54:154-168
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F. E. Novas, J. S. D'Angelo, and J. P. O.'Gorman, F. L. Agnolín, J. M. Lirio, M. P. Isasi. 2015. First record of Polycotylidae (Sauropterygia, plesiosauria) from the Upper Cretaceous of Antarctica. Cretaceous Research 56:563-568
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P. R. Bell, F. Fanti, and M. T. Mitchell, P. J. Currie. 2014. Marine reptiles (Plesiosauria and Mosasauridae) from the Puskwaskau Formation (Santonian-Campanian), West-Central Alberta. Journal of Paleontology 88(1):187-194
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E. Frey and W. Stinnesbeck. 2014. Plesiosaurs, reptiles between grace and awe. Dinosaurs and Other Reptiles from the Mesozoic of Mexico
M. J. Vavrek, B. C. Wilhelm, and E. E. Maxwell, H. C. E. Larsson. 2014. Arctic plesiosaurs from the Lower Cretaceous of Melville Island, Nunavut, Canada. Cretaceous Research 50:273-281
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J. P. O'Gorman, L. Salgado, and Z. Gasparini. 2011. Plesiosaurios de la Formación Allen (Campaniano-Maastrichtiano) en el área del Salitral de Santa Rosa (Provincia de Río Negro, Argentina). Ameghiniana 48(1):129-135
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F. R. O'Keefe and L. M. Chiappe. 2011. Viviparity and K-selected life history in a Mesozoic marine Plesiosaur (Reptilia, Sauropterygia. Science 333(870):870-873
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T. Sato, X.-C. Wu, and A. Tirabasso, P. Bloskie. 2011. Braincase of a polycotylid plesiosaur (Reptilia: Sauropterygia) from the Upper Cretaceous of Manitoba, Canada. Journal of Vertebrate Paleontology 31(2):313-329
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H. F. Ketchum and R. B. J. Benson. 2010. Global interrelationships of Plesiosauria (Reptilia, Sauropterygia) and the pivotal role of taxon sampling in determining the outcome of phylogenetic analyses. Biological Reviews 85:361-392
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P. S. Druckenmiller and A. P. Russell. 2009. Earliest North American occurrence of Polycotylidae (Sauropterygia: Plesiosauria) from the Lower Cretaceous (Albian) Clearwater Formation, Alberta, Canada. Journal of Paleontology 83(6):981-989
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A. O. Averianov, M. S. Arkhangelsky, and E. M. Pervushov. 2008. A new Late Cretaceous azhdarchid (Pterosauria, Azhdarchidae) from the Volga region. Paleontological Journal 42(6):634-642
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D. G. DeMar and B. H. Breithaupt. 2008. Terrestrial and aquatic vertebrate paleocommunities of the Mesaverde Formation (Upper Cretaceous, Campanian) of the Wind River and Bighorn Basins, Wyoming, USA. Vertebrate Microfossil Assemblages: Their Role in Paleoecology and Paleobiogeography
F. R. O'Keefe. 2008. Cranial anatomy and taxonomy of Dolichorhynchops bonneri new combination, a polycotylid (Sauropteryga: Plesiosauria) from the Pierre Shale of Wyoming and South Dakota. Journal of Vertebrate Paleontology 28(3):664-676
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L. B. Albright, D. D. Gillette, and A. L. Titus. 2007. Plesiosaurs from the Upper Cretaceous (Cenomanian-Turonian) Tropic Shale of southern Utah, part 2: Polycotylidae. Journal of Vertebrate Paleontology 27(1):41-58
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M. S. Arkhangelsky, A. O. Averianov, and E. M. Pervushov. 2007. Short-necked plesiosaurs of the Family Polycotylidae from the Campanian of the Saratov Region. Paleontological Journal 41(6):656-660
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L. Salgado, A. Parras, and Z. Gasparini. 2007. Un plesiosaurio de cuello corto (Plesiosauroidea, Polycotylidae) del Cretácico Superior del norte de Patagonia. Ameghiniana 44(2):349-358
B. A. Schumacher. 2007. A new polycotylid plesiosaur (Reptilia; Sauropterygia) from the Greenhorn Limestone (Upper Cretaceous; lower upper Cenomanian), Black Hills, South Dakota. Geological Society of America Special Paper 427:133-146
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S. L. Cumbaa, C. Schröder-Adams, and R. G. Day, A. J. Phillips. 2006. Cenomanian bonebed faunas from the northeastern margin, Western Interior Seaway. Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:139-155
D. G. DeMar, Jr. and B. H. Breithaupt. 2006. The nonmammalian vertebrate microfossil assemblages of the Mesaverde Formation (Upper Cretaceous, Campanian) of the Wind River and Bighorn Basins, Wyoming. Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:33-54
H. F. Kaddumi. 2006. A new genus and species of gigantic marine turtles (Chelonioidea: Cheloniidae) from the Maastrichtian of the Harrana Fauna-Jordan. PalArch Vertebrate Paleontology 2(1):1-14
K. Shimada, B. A. Schumacher, and J. A. Parkin, J. M. Palermo. 2006. Fossil marine vertebrates from the lowermost Greenhorn Limestone (Upper Cretaceous: Middle Cenomanian) in southeastern Colorado. Journal of Paleontology 80(sp 63):1-45
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M. -C. Buchy, F. Métayer, and E. Frey. 2005. Osteology of Manemergus anguirostris n. gen. et sp., a new plesiosaur (Reptilia, Sauropterygia) from the Upper Cretaceous of Morocco. Palaeontographica Abteilung A 272:97-120
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T. Sato. 2005. A new polycotylid plesiosaur (Reptilia: Sauropterygia) from the Upper Cretaceous Bearpaw Formation in Saskatchewan, Canada. Journal of Paleontology 79(5):969-980
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B. A. Schumacher and M. J. Everhart. 2005. A stratigraphic and taxonomic review of plesiosaurs from the old "Fort Benton Group" of central Kansas: a new assessment of old records. Paludicola 5(2):33-54
A. O. Averianov and A. A. Yarkov. 2004. On the occurrence of a giant flying reptile (Pterosauria) in the terminal Late Cretaceous of the Lower Volga Region. Paleontological Journal 38(6):669-671
F. R. O'Keefe. 2004. On the cranial anatomy of the polycotylid plesiosaurs, including new material of Polycotylus latipinnis, Cope, from Alabama. Journal of Vertebrate Paleontology 24(2):326-340
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N. Bardet, X. Pereda Suberbiola, and N.-E. Jalil. 2003. A new polycotylid plesiosaur from the Late Cretaceous (Turonian) of Morocco. Comptes Rendus Palevol 2:307-315
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P. S. Druckenmiller. 2002. Osteology of a new plesiosaur from the Lower Cretaceous (Albian) Thermopolis Shale of Montana. Journal of Vertebrate Paleontology 22(1):29-42
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T. Sato and G. W. Storrs. 2000. An early polycotylid plesiosaur (Reptilia: Sauropterygia) from the Cretaceous of Hokkaido, Japan. Journal of Paleontology 74(5):907-914
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G. W. Storrs. 1999. An examination of Plesiosauria (Diapsida: Sauropterygia) from the Niobrara Chalk (Upper Cretaceous) of Central North America. Paleontological Contributions of the University of Kansas 11:1-15
D. A. Adams. 1997. Trinacromerum bonneri, new species, last and fastest pliosaur of the Western Interior Seaway. Texas Journal of Science 49(3):179-198
K. Carpenter. 1996. A review of short-necked plesiosaurs of the Western Interior, North America. Neues Jahrbuch fur Geologie und Palaontologie, Abhandlungen 201(2):259-287
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T. T. Tokaryk. 1992. Baptornis sp. (Aves: Hesperornithiformes) from the Judith River Formation (Campanian) of Saskatchewan, Canada. Journal of Paleontology 66(6):1010-1012
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D. Bardack. 1968. Fossil vertebrates from the marine Cretaceous of Manitoba. Canadian Journal of Earth Sciences 5:145-153
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J. T. Thurmond. 1968. A new polycotylid plesiosaur from the Lake Waco Formation (Cenomanian) of Texas. Journal of Paleontology 42(5):1289-1296
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J. H. Ostrom. 1965. Cretaceous vertebrate faunas of Wyoming. Wyoming Geological Association Guidebook 19:35-41
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L. S. Russell. 1935. A plesiosaur from the Upper Cretaceous of Manitoba. Journal of Paleontology 9(5):385-389
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S. W. Williston. 1906. North American plesiosaurs: Elasmosaurus, Cimoliasaurus, and Polycotylus. The American Journal of Science, series 4 21:221-236
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S. W. Williston. 1905. A new armored dinosaur from the Upper Cretaceous of Wyoming. Science 22(564):503
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S. W. Williston. 1903. North American plesiosaurs, part 1. Geological Series Field Museum of Natural History 3(1):1-77
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S. W. Williston. 1902. Restoration of Dolichorhynchops osborni, a new Cretaceous plesiosaur. Kansas University Science Bulletin 1(9):241-244
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