Euclastes

Euclastes is an extinct genus of sea turtles that survived the Cretaceous–Paleogene mass extinction. The genus was first named by Edward Drinker Cope in 1867, and contains three species. E. hutchisoni, was named in 2003 but has since been reassigned to the genus Pacifichelys, while E. coahuilaensis named in 2009 was reassigned as Mexichelys coahuilaensis in 2010.

Euclastes
Temporal range: Maastrichtian-Late Eocene
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Euclastes sp. skeleton
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Testudines
Suborder: Cryptodira
Clade: Pancheloniidae
Genus: Euclastes
Cope, 1867
Species
  • E. acutirostris Jalil et al., 2009
  • E. platyops Cope, 1867
  • E. wielandi (Hay, 1908)
Synonyms
  • Glossochelys? Seeley 1871
  • Rhetechelys Hay, 1908
  • Osteopygoides Karl et al., 1998
  • Catapleura Cope, 1870
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