Biology:Cramaucheniinae

From HandWiki
Short description: Extinct subfamily of mammals

Cramaucheniinae
Temporal range: Middle Eocene-Middle Miocene (Mustersan-Mayoan)
~48–11.8 Ma
Cramauchenia insolita.jpg
Skull of Cramauchenia
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Litopterna
Superfamily: Macrauchenioidea
Family: Macraucheniidae
Subfamily: Cramaucheniinae
Ameghino, 1902
Genera

Cramaucheniinae is a paraphyletic subfamily of macraucheniids that originated in the middle Eocene (Mustersan SALMA). The size range of the group ranged from small, basal forms to larger and more derived forms. During their evolution, the cramaucheniines undergone a trend from evolving from small basal forms such as Polymorphis into larger, more derived taxa such as Theosodon.[1][2]

References

Wikidata ☰ Q33140730 entry