Reptilia - Testudines - Dermochelyidae
Registration number: 1092. Definition: The largest clade containing Dermochelys coriacea (Vandelli, 1761), but not Ueloca colemanorum n. gen. n. sp. Composition: In addition to D. coriacea, Dermochelyini also includes Cosmochelys dolloi, Egyptemys eocaenus, and Psephophorus polygonus.
Full reference: A. D. Gentry, M. E. Burns, J. A. Ebersole, K. A. Gregson, E. C. Martinez and J. E. Parham. 2025. A new leatherback marine turtle from the lower Oligocene of North America and a phylogenetic nomenclature for Dermochelyidae. Palaeodiversity 18(1):127-149
Parent taxon: Dermochelyinae according to A. D. Gentry et al. 2025
Sister taxon: Uelocini
Subtaxa: Cosmochelys Psephophorus
Ecology: aquatic durophage-piscivore
Distribution:
• Pliocene of France (1 collection), United States (2: California, North Carolina)
• Hemphillian of United States (1: Florida)
• Miocene to Pliocene of Belgium (1), United States (1: California)
• Miocene of Denmark (1), Italy (2), the Netherlands (1), Slovakia (1), United States (12: California, Maryland, Virginia)
• Oligocene of Germany (2), United States (2: South Carolina)
• Eocene of Antarctica (3), Egypt (1), Nigeria (1), Ukraine (1)
Total: 33 collections each including a single occurrence