Pancheloniidae

Pancheloniidae is a clade of sea turtles It is defined as all turtles more closely related to cheloniid sea turtles than to dermochelyid ("leatherback") sea turtles.

Genera
The following genera are placed here:
 * †Argillochelys
 * †Catapleura
 * †Ctenochelyidae
 * †Erquelinnesia
 * Glossochelys
 * †Glyptochelone
 * †Itilochelys
 * †Lytoloma
 * †Osteopygis
 * †Pampaemys
 * †Peritresius
 * †Porthochelys
 * †Prionochelys
 * †Procolpochelys
 * †Retechelys
 * †Thinochelys

Historic taxon placement
The following list of non-cheloniid pancheloniid species was published by Hirayama and Tong in 2003
 * †Allopleuron hoffmani, later assigned to Cheloniidae
 * †Catapleura arcansaw
 * †Catapleura repanda
 * †Ctenochelys stenoporus
 * †Erquelinnesia gosseleti
 * †Glyptochelone suyckerbuykii
 * †Lytoloma cantabrigiens
 * †Osteopygis emarginatus
 * †Pampaemys meridionalis
 * †Peritresius ornatus
 * †Porthochelys laticeps
 * †Prionochelys nauta
 * †Retechelys platyops
 * †Tasbacka aldabergeni, later assigned to Cheloniidae
 * †Thinochelys lapisossea
 * †Toxochelys latiremis, later assigned to clade Durocryptodira.

Cladogram
Below is a cladogram showing the phylogenetic relationships of living and extinct sea turtles in the clade Pancheloniidae based on Lynch and Parham (2003) and Parham and Pyenson (2010).