Xinjiangchelyidae Explained

Xinjiangchelyidae is an extinct family of turtles known from the Lower Jurassic to the Middle Cretaceous of Asia and western Europe.^[1] They have generally been interpreted as either being basal cryptodires or placed outside of crown Testudines.

Genera

• Annemys Itat Formation, Russia, Middle Jurassic (Bathonian) Qigu Formation, Shishugou Formation, China, Late Jurassic (Oxfordian) Ulan Malgait Formation, Mongolia, Late Jurassic (Tithonian)
• Brodiechelys Vectis Formation, United Kingdom, Early Cretaceous (Barremian) Arcillas de Morella Formation, Spain, Early Cretaceous (Aptian)
• Camerochelys^[2] Enciso Group, Spain, Early Cretaceous (Barremian-Aptian)
• Jastmelchyi
• Kalasinemys^[3] Phu Kradung Formation, Thailand, Tithonian
• Larachelus Pinilla de los Moros Formation, Spain, Early Cretaceous (Hauterivian-Barrmeian)
• Phunoichelys Phu Kradung Formation, Thailand, Tithonian
• Shartegemys Ulan Malgait Formation, Mongolia, Late Jurassic (Tithonian)
• Tienfuchelys Shaximiao Formation, China, Middle-Upper Jurassic
• Undjulemys Onjüül locality, Mongolia, Late Jurassic
• Xinjiangchelys Middle Jurassic-Early Cretaceous, Asia
• Protoxinjiangchelys^{[4] [5]} Xintiangou Formation, China, Lower-Middle Jurassic

Notes and References

1. Web site: Xinjiangchelyidae . Fossilworks . 17 December 2021.
2. A. Pérez-García; F.-R. Sáez-Benito; X. Murelaga (2017). "New information on the anatomy and systematics of the Spanish Lower Cretaceous Camerochelys vilanovai (Testudines, Pan-Cryptodira)". Journal of Iberian Geology. in press. doi:10.1007/s41513-017-0014-6.
3. Haiyan Tong, Wilailuck Naksri, Eric Buffetaut, Suravech Suteethorn, Varavudh Suteethorn, Phornphen Chantasit and Julien Claude. 2019. Kalasinemys, A New Xinjiangchelyid Turtle from the Late Jurassic of NE Thailand. Geological Magazine. 156(1); 1645-1656. DOI: 10.1017/S0016756818000791
4. H. Tong, I. Danilov, Y. Ye, H. Ouyang, and G. Peng. 2012. Middle Jurassic turtles from the Sichuan Basin, China: a review. Geological Magazine 149(4):675-695
5. H. -K. Yeh. 1990. Fossil turtles from Dashanpu, Zigong, Sichuan. Vertebrata PalAsiatica 28(4):305-311