Archaeonectrus

Archaeonectrus
Temporal range: Jurassic
Fossil
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Superorder: Sauropterygia
Order: Plesiosauria
Family: Pliosauridae
Genus: Archaeonectrus
Species
  • Archaeonectrus rostratus (type) Owen, 1865

Archaeonectrus is an extinct genus of pliosaur from the Jurassic of what is now southeastern England. The type species is Archaeonectrus (originally "Plesiosaurus") rostratus, first named by Sir Richard Owen in 1865, which was moved to its own genus by N.I. Novozhilov in 1964.

Fossil

Classification

Illustration

The cladogram below shows Archaeonectrus phylogenetic position among other plesiosaurs, following Benson et al. (2012).[1]

Plesiosauria 
 Neoplesiosauria 

Pliosauridae



Plesiosauroidea



 Rhomaleosauridae 

Stratesaurus taylori




Macroplata tenuiceps




Avalonnectes arturi




Eurycleidus arcuatus




Meyerasaurus victor




Maresaurus coccai




Atychodracon megacephalus




Archaeonectrus rostratus




Rhomaleosaurus cramptoni




Rhomaleosaurus thorntoni



Rhomaleosaurus zetlandicus













See also

References

  1. ↑ Roger B. J. Benson, Mark Evans and Patrick S. Druckenmiller (2012). "High Diversity, Low Disparity and Small Body Size in Plesiosaurs (Reptilia, Sauropterygia) from the Triassic–Jurassic Boundary". PLoS ONE 7 (3): e31838. doi:10.1371/journal.pone.0031838. PMC 3306369. PMID 22438869.

External links

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