Cryptoclidia

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Cryptoclidia
Temporal range: Middle Jurassic-Late Cretaceous, 165–66 Ma
Thililua longicollis.jpg
Skeleton of Thililua longicollis, National Museum of Nature and Science
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Superorder: Sauropterygia
Order: Plesiosauria
Superfamily: Plesiosauroidea
Clade: Cryptoclidia
Ketchum and Benson, 2010
Subgroups

Cryptoclidia is a clade of plesiosaurs.

Cryptoclidia was named and defined as a node clade in 2010 by Hilary Ketchum and Roger Benson: the group consisting of the last common ancestor of Cryptoclidus eurymerus and Polycotylus latipinnis; and all its descendants.[1]

The following cladogram follows an analysis by Benson & Druckenmiller (2014).[2]

Plesiosauroidea

Plesiosaurus




Eretmosaurus



Westphaliasaurus



Microcleididae




Plesiopterys


Cryptoclidia

Cryptoclididae


Xenopsaria

Elasmosauridae


Leptocleidia

Leptocleididae



Polycotylidae








References[edit]

  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. PMID 20002391. doi:10.1111/j.1469-185X.2009.00107.x. 
  2. ^ Benson, R. B. J.; Druckenmiller, P. S. (2013). "Faunal turnover of marine tetrapods during the Jurassic-Cretaceous transition". Biological Reviews. 89: 1–23. PMID 23581455. doi:10.1111/brv.12038.