| Patagopterygiformes Temporal range: Late Cretaceous, 85–70 Ma |
|
|---|---|
| Skeleton restoration of Patagopteryx deferrariisi | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| clade: | Ornithurae |
| Order: | †Patagopterygiformes Alvarenga & Bonaparte, 1992 |
| Subgroups | |
Patagopterygiformes is a group of large Mesozoic ground birds from South America. It contains at most two species: Patagopteryx deferrariisi, and Alamitornis minutus.[1]