''Notosyodon'' is an extinct

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

of non- mammalian

therapsid Therapsida is a major group of eupelycosaurian synapsids that includes mammals, their ancestors and relatives. Many of the traits today seen as unique to mammals had their origin within early therapsids, including limbs that were oriented mor ...

s. The

holotype A holotype is a single physical example (or illustration) of an organism, known to have been used when the species (or lower-ranked taxon) was formally described. It is either the single such physical example (or illustration) or one of seve ...

PIN 2505/1, consists of a partial skull preserving the orbital, occipital, and basicranial regions. Other remains include PIN 2505/2, a right lower incisor, and PIN 2505/3, a left upper postcanine, found associated with the holotype and PIN 2608/1, the anterior half of a left dentary found on the right bank of the Donguz River, near Dolmatovskii Farm, Sol-Iletsk District, Orenburg Region, Russia.

References

The main groups of non-mammalian synapsids at Mikko's Phylogeny Archive
Anteosaurs Prehistoric therapsid genera Guadalupian synapsids of Europe Permian synapsids of Asia Fossil taxa described in 1968 Guadalupian genus first appearances Guadalupian genus extinctions {{paleo-therapsid-stub

See also

References