Tricleidus
| Tricleidus Temporal range:Middle Jurassic,
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| Holotype specimen | |
Scientific classification
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Order: | †Plesiosauria |
| Family: | †Cryptoclididae |
| Subfamily: | †Cryptoclidinae |
| Genus: | †Tricleidus Andrews,1909 |
| Species | |
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Tricleidusis anextinctgenusofcryptoclidid[1]plesiosaurknown from only specimen (BMNH R3539) from the middleJurassicofUnited Kingdom.[2]It was first named by Andrews in1909and thetype speciesisTricleidus seeleyi.[2]
One species,T. svalbardensis,[3]was moved intoColymbosaurusin 2012.[4]It was found in theAgardhfjellet Formation,Norway.
See also[edit]
References[edit]
- ^Ketchum, H. F. & Benson, R. B. J. (2010). "Global interrelationships of Plesiosauria (Reptilia, Sauropterygia) and the pivotal role of taxon sampling in determining the outcome of phylogenetic analyses".Biological Reviews.85(2): 361–392.doi:10.1111/j.1469-185X.2009.00107.x.PMID20002391.S2CID12193439.
- ^abAndrews, C. W. (1910). "A Descriptive Catalogue of the Marine Reptiles of the Oxford Clay, Part I".British Museum (Natural History), London, England:205 pp.
- ^Persson, P.O. (1962): Plesiosaurians from Spitsbergen. Norsk Polarinstitutt, Årbok 1961, p. 62-68. Oslo University Press, 169 pp.
- ^Knutsen, E. M.; Druckenmiller, P. S.; Hurum, J. (2012)."Redescription and taxonomic clarification of'Tricleidus'svalbardensisbased on new material from the Agardhfjellet Formation (Middle Volgian) "(PDF).Norwegian Journal of Geology.92:175–186.
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