Tricleidus

Tricleidus
Temporal range: Middle Jurassic, Callovian
Holotype specimen
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Superorder: †Sauropterygia
Order: †Plesiosauria
Superfamily: †Plesiosauroidea
Family: †Cryptoclididae
Subfamily: †Cryptoclidinae
Genus: †Tricleidus
Andrews, 1909
Species
  • T. seeleyi Andrews, 1909 (type)

Tricleidus is an extinct genus of cryptoclidid plesiosaur known from only specimen (BMNH R3539) from the middle Jurassic of United Kingdom. It was first named by Andrews in 1909 and the type species is Tricleidus seeleyi.

Skeletal diagram

One species, T. svalbardensis, was moved into Colymbosaurus in 2012. It was found in the Agardhfjellet Formation, Norway.

See also

References

  1. ↑ 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. PMID 20002391. S2CID 12193439.
  2. 1 2 Andrews, C. W. (1910). "A Descriptive Catalogue of the Marine Reptiles of the Oxford Clay, Part I". British Museum (Natural History), London, England: 205 pp.
  3. ↑ Persson, P.O. (1962): Plesiosaurians from Spitsbergen. Norsk Polarinstitutt, Årbok 1961, p. 62-68. Oslo University Press, 169 pp.
  4. ↑ Knutsen, E. M.; Druckenmiller, P. S.; Hurum, J. (2012). "Redescription and taxonomic clarification of 'Tricleidus' svalbardensis based on new material from the Agardhfjellet Formation (Middle Volgian)" (PDF). Norwegian Journal of Geology. 92: 175–186.