Biology:Pristerodontia

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Short description: Group of mammals

Pristerodontia
Temporal range: Late Permian – Late Triassic
Skull of Oudenodon latirostris
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Clade: Synapsida
Clade: Therapsida
Suborder: †Anomodontia
Clade: †Dicynodontia
Parvorder: †Pristerodontia
Cluver and King, 1983
Clades

Pristerodontia is a group of dicynodont therapsids that includes cryptodontids, geikiids, lystrosaurids, kannemeyeriids, and other related forms. Pristerodontians were one of the few groups of dicynodonts to survive the Permian–Triassic extinction event, diversifying in the Triassic.[1]

Phylogeny

Pristerodontia in a cladogram modified from Angielczyk and Rubidge (2010) showing the phylogenetic relationships of Dicynodontia:[2]

Dicynodontia 
 

Eodicynodon

 
 
 

Colobodectes

 
 
 

Lanthanostegus

 
 
 Pylaecephalidae 
 

Robertia

 
 

Diictodon

 
 

Prosictodon

 
 
 
 

Chelydontops

 
 

Endothiodon

 
 
 

Pristerodon

 
 
 Emydopoidea 
 

Emydops

 
 
 
 

Myosaurus

 
 Kingoriidae 
 

Dicynodontoides

 
 

Kombuisia

 
 
 
 Cistecephalidae 
 

Cistecephalus

 
 
 

Cistecephaloides

 
 

Kawingasaurus

 
 
 
 
 
 Pristerodontia 
 
 

Interpresosaurus

 
 

Elph

 
 
 

Rhachiocephalus

 
 
 Cryptodontidae 
 

Oudenodon

 
 
 

Tropidostoma

 
 

Australobarbarus

 
 
 
 Geikiidae 
 

Odontocyclops

 
 
 

Idelesaurus

 
 
 

Aulacephalodon

 
 
 

Geikia

 
 

Pelanomodon

 
 
 
 
 
 
 
 
 Dicynodontoidea 
 

Katumbia

 
 
 

Delectosaurus

 
 
 

Dicynodon

 
 
 

Lystrosauridae

 
 
 

Kannemeyeriiformes

 
 

Vivaxosaurus

 
 
 
 
 
 
 
 
 
 
 
 
 
 

References

  1. ↑ Maisch, M.W. (2002). "A new basal lystrosaurid dicynodont from the Upper Permian of South Africa". Palaeontology 45 (2): 343–359. doi:10.1111/1475-4983.00240. Bibcode: 2002Palgy..45..343M. 
  2. ↑ Kenneth D. Angielczyk; Bruce S. Rubidge (2010). "A new pylaecephalid dicynodont (Therapsida, Anomodontia) from the Tapinocephalus Assemblage Zone, Karoo Basin, Middle Permian of South Africa". Journal of Vertebrate Paleontology 30 (5): 1396–1409. doi:10.1080/02724634.2010.501447. Bibcode: 2010JVPal..30.1396A. 

Wikidata ☰ Q7245891 entry