Adocidae
Temporal range:
Shell of Adocus beatus, Peabody Museum of Natural History
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Testudines
Suborder: Cryptodira
Clade: Adocusia
Family: Adocidae
Cope, 1870
Type species
Emys beatus
Leidy, 1865
Subfamilies

Adocinae

Shachemydinae

  • Adocoides
  • Ferganemys
  • Isanemys
  • Mlynarskiella
  • Protoshachemys
  • Shachemys
  • Shineusemys

The Adocidae are an extinct family of aquatic and omnivorous turtles. They are freshwater cryptodiran turtles and are mainly known from Cretaceous and Paleogene Asia and North America.[1]

Skull and shell of Glyptops ornatus, and shell of Adocus beatus

Taxonomy

Phylogeny modified from Danilov et al. (2013).[1] Yehguia is most likely synonymous with Sinaspideretes, and is placed outside of Adocidae here for reasons proposed in Tong, Li & Ouyang (2013).[2]

Trionychoidea

Nanhsiungchelyidae

Yehguia(=Sinaspideretes?)

Adocidae

Ferganemys itemirensis

Ferganemys verzilini

Shachemys

Shachemys laosiana

Shachemys ancestralis

Shachemys baibolatica

Adocus

Adocus beatus

Adocus bossi

Adocus kirtlandius

Adocus inexpectatus

Adocus amtgai

Adocus aksary

Distribution

Species of this genus are present in Oligocene of Kazakhstan, Paleocene of United States, and the Cretaceous of Canada, Japan, Kazakhstan, Kyrgyzstan, Laos, Mexico, Mongolia, Tajikistan, Thailand, United States and Uzbekistan.

References

  1. 1 2 Danilov, Igor G.; Syromyatnikova, Elena V.; Skutschas, Pavel P.; Kodrul, Tatyana M.; Jin, Jianhua (2013). "The first 'true'Adocus(Testudines, Adocidae) from the Paleogene of Asia" (PDF). Journal of Vertebrate Paleontology. 33 (5): 1071–1080. doi:10.1080/02724634.2013.768254. S2CID 84373018. Retrieved 2020-03-07.
  2. Tong, Haiyan; Li, Lu; Ouyang, Hui (2014). "A revision of Sinaspideretes wimani Young & Chow, 1953 (Testudines: Cryptodira: Trionychoidae) from the Jurassic of the Sichuan Basin, China". Geological Magazine. 151 (4): 600–610. doi:10.1017/S0016756813000575. ISSN 0016-7568.


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