|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|H. Tong et al. 2002||Primitive Cryptodira with one pair of mesoplastra meeting on the midline and lying on both pectoral and abdominal scutes, and narrow vertebral scutes. Differing from Chengyuchelys in having a clear ornamentation, consisting of ridges and tubercles, on the shell surface, a pair of mesoplastra lying on the anterior part of the bridge, a nearly straight posterior sulcus of the intergulars not cutting onto the short diamond-shaped entoplastron, and a loose plastron–carapace attachment. Differing from Xinjiangchelys in having one pair of mesoplastra, an ornamented shell surface, no dorsal process of epiplastron, a short diamond-shaped entoplastron and musk ducts included in the plastron|