Plesiochelyidae Explained

The Plesiochelyidae are an extinct family of turtles in the clade Thalassochelydia originally classified within the Cryptodira suborder, mostly belonging from the Jurassic period.^[1] An alternate study placed the clade Thalassochelydia in the Angolachelonia and outside the Testudines.^[2]

Notes and References

1. Anquetin. J.. Püntener. C.. Joyce. W.G.. 2017. A Review of the Fossil Record of Turtles of the Clade Thalassochelydia. Bulletin of the Peabody Museum of Natural History. 58. 2. 317–369. 10.3374/014.058.0205. 31091127.
2. Evers, S. W., & Benson, R. B. (2019). A new phylogenetic hypothesis of turtles with implications for the timing and number of evolutionary transitions to marine lifestyles in the group. Palaeontology, 62(1), 93-134.