Physornis
| Physornis Temporal range: Middle - Late Oligocene | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Cariamiformes |
| Family: | Phorusrhacidae |
| Genus: | Physornis |
| Species: | P. fortis |
| Binomial name | |
| Physornis fortis Ameghino, 1895 | |
Physornis fortis is an extinct species of giant flightless predatory birds of the family Phorusrhacidae or "terror birds", within the subfamily Brontornithinae, that lived in Argentina. It lived from 28 to 23 million years ago, during the Oligocene.
External links
Sources
- Alvarenga, H.M.F. & Höfling, E. (2003) Systematic revision of the Phorusrhacidae (Aves: Ralliformes). Pap. Avulsos Zool. (São Paulo) 43(4).