Naomichelys

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Naomichelys
Temporal range: Early Cretaceous Aptian–Albian
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Pantestudines
Clade: Testudinata
Family: Helochelydridae
Genus: Naomichelys
Hay, 1908
Type species
Naomichelys speciosa
Hay, 1908

Naomichelys is an extinct genus of stem turtle known from the Early Cretaceous (late Aptian-early Albian) of the western US.

Distribution

Naomichelys is known numerous remains from western North America, most notably the holotype partial shell from the Cloverly Formation of Montana and a complete skeleton from the Antlers Formation of Texas. It is the only known North American member of Helochelydridae.[1][2]

Taxonomy

Naomichelys is a member of the family Helochelydridae, which is known from Late Jurassic to Late Cretaceous deposits in North America and Europe.

References

  1. ^ Hay, O.P. 1908. The Fossil Turtles of North America. Carnegie Institute of Washington, Washington DC. https://doi.org/10.5962/bhl.title.1250
  2. ^ W. G. Joyce, J. Sterli, and S. D. Chapman. 2014. The skeletal morphology of the solemydid turtle Naomichelys speciosa from the Early Cretaceous of Texas. Journal of Paleontology 88(6):1257-1287