| Notostylopidae Temporal range: Early Eocene–Early Oligocene |
|
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | †Notoungulata |
| Suborder: | †Notioprogonia |
| Family: |
†Notostylopidae Ameghino, 1897 |
| Genera | |
|
†Boreastylops |
|
†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