Brontornis
| Brontornis | |
|---|---|
| Fossil femur | |
| Fossil tarsometatarsus | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Infraclass: | Neognathae | 
| Genus: | †Brontornis Moreno & Mercerat 1891 | 
| Type species | |
| †Brontornis burmeisteri Moreno & Mercerat 1891 | |
| Synonyms | |
| Genus synonymy 
 Species synonymy 
 | |
Brontornis is an extinct genus of giant bird that inhabited Argentina during the Early to Middle Miocene. Its taxonomic position is highly controversial, with authors alternatively considering it to be a cariamiform, typically a phorusrhacid (terror bird) or an anserimorph.