Peronedon

Peronedon is an extinct genus of nectrideans in the family Diplocaulidae. It is distinguished from other diplocaulids by the absence of a postorbital.^[1]

Peronedon Temporal range: Early Permian
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Order:	†Nectridea
Family:	†Diplocaulidae
Genus:	†Peronedon Olson, 1970
Type species
†Peronedon primus Olson, 1970

Phylogeny

Below is a cladogram modified from Germain (2010):^[1]

Nectridea	Ptyonius Urocordylidae Sauropleura Urocordylus Scincosaurus Diplocaulidae Keraterpeton Diceratosaurus Batrachiderpeton Peronedon Diplocaulus magnicornis Diploceraspis Diplocaulus minimus