Notostylopidae

Notostylopidae Temporal range: Early Eocene–Early Oligocene PreЄ Є O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Notoungulata
Suborder:	†Notioprogonia
Family:	†Notostylopidae Ameghino, 1897
Genera
†Boreastylops †Edvardotrouessartia †Homalostylops †Notostylops †Otronia

Notostylopidae is an extinct family comprising five genera of notoungulate mammals known from the early Eocene to early Oligocene of South America^[1]

References

1. McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8