Classification
Sauropterygia
Sous-ordre
›
Plesiosauria
Ordre
›
Plesiosauroidea
Superfamille
›
Polycotylidae
Famille
›
Polycotylinae
Sous-famille
Sites de découverte 52 sites géolocalisés
Répartition
Principaux pays
Formations géologiques
Distribution temporelle
Campanien
(83.6–72.2 Ma)
18
Santonien
(85.7–83.6 Ma)
6
Coniacien
(89.8–85.7 Ma)
4
Turonien
(93.9–89.8 Ma)
17
Cénomanien
(100.5–93.9 Ma)
5
Albien
(113.2–100.5 Ma)
1
Kimméridgien
(154.8–149.2 Ma)
1
Images 1
Bibliographie
Description originale
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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Bibliographie (31)
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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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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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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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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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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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
DOI ↗
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
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
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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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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V. G. Otschev. 1976. A new pliosaur from the Upper Cretaceous of Penza Province. Paleont. Zhurnal 2:135-138
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
D. A. Russell. 1967. Cretaceous vertebrates from the Anderson River N. W. T. Canadian Journal of Earth Sciences 4(1):21-38
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J. H. Ostrom. 1965. Cretaceous vertebrate faunas of Wyoming. Wyoming Geological Association Guidebook 19:35-41
E. S. Riggs. 1944. A new polycotylid plesiosaur. The University of Kansas Science Bulletin 30(8):77-87
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L. S. Russell. 1935. A plesiosaur from the Upper Cretaceous of Manitoba. Journal of Paleontology 9(5):385-389
S. W. Williston. 1908. North American plesiosaurs Trinacromerum. Journal of Geology 16(8):715-736
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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
H. Schröder. 1885. Saurierreste aus der baltischen oberen Kreide [Saurian remains from the Baltic Upper Cretaceous]. Jahrbuch der Königlich Preussischen geologischen Landesanstalt und Bergakademie zu Berlin 1884:293-333
H.-E. Sauvage. 1876. Notes sur les reptiles fossiles [Notes on fossil reptiles]. Bulletin de la Société Géologique de France, 3e série 4:435-444
E. D. Cope. 1869. Synopsis of the Extinct Batrachia, Reptilia and Aves of North America. Part I. Transactions of the American Philosophical Society, New Series 14:1-104
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