| Oldfieldthomasiidae Temporal range: Late Paleocene–Middle Eocene |
|
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | †Notoungulata |
| Suborder: | †Typotheria |
| Family: |
†Oldfieldthomasiidae Simpson, 1945 |
| Genera | |
|
†Allalmeia |
|
†Allalmeia
†Colbertia
†Itaboraitherium
†Kibenikhoria
†Maxschlosseria
†Oldfieldthomasia
†Paginula
†Tsamnichoria
†Ultrapithecus
Oldfieldthomasiidae is an extinct family of notoungulate mammals known from the Paleocene and Eocene of South America.