Antarctodon

Antarctodon Temporal range: Early Eocene, 50–48.6 Ma PreЄ Є O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Subclass:	Theria
Infraclass:	Eutheria
Superorder:	†Meridiungulata
Order:	†Astrapotheria
Genus:	†Antarctodon Bond et al. 2011
Species
†A. sobrali Bond et al. 2011 (type)

Antarctodon is an extinct genus of meridiungulatan mammal from the early Eocene (late Ypresian age). It is a basal astrapotherian which lived in what is now Seymour Island, Antarctic Peninsula. The holotype and only specimen MLP 08-XI-30-1, an isolated right p4 or m1, was found in the La Meseta Formation in Cucullaea I Allomember, West Antarctica. It was first named by Mariano Bond, Alejandro Kramarz, Ross D. E. MacPhee and Marcelo Reguero in 2011 and the type species is Antarctodon sobrali.^[1]

Phylogeny

Cladogram after Bond et al. 2011^[1]

Astrapotheria	Eoastrapostylops Trigonostylops Tetragonostylops Antarctodon Albertogaudrya Scaglia Astrapotheriidae Astraponotus Maddenia Parastrapotherium Astrapotherium Granastrapotherium

Notes

1. Bond et al. 2011

References

• Bond, Mariano; Kramarz, Alejandro; MacPhee, Ross D. E.; Reguero, Marcelo (2011). "A new astrapothere (Mammalia, Meridiungulata) from La Meseta Formation, Seymour (Marambio) Island, and a reassessment of previous records of Antarctic astrapotheres" (PDF). American Museum Novitates 3718: 16. doi:10.1206/3718.2.