Phosphatochelys was discovered in the Oued Zem locality of Morocco, and is known from exclusively from a complete 6.8-centimetre-long skull, lacking the lower jaw.[1][2] The holotype was given to one of the describers by a friend, who had purchased it in France.
References
^ abE. S. Gaffney and H. Tong. 2003. Phosphatochelys, a new side-necked turtle (Pelomedusoides: Bothremydidae) from the Paleocene of Morocco. Bulletin of the American Museum of Natural History 279:644-659.