| Alexornithids Temporal range: Early Cretaceous, 75 Ma |
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|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Subclass: | †Enantiornithes |
| Superorder: | †Euenantiornithes |
| Order: | †Alexornithiformes Brodkorb, 1976 |
| Family: | †Alexornithidae Brodkorb, 1976 |
| Type species | |
| †Alexornis antecedens Brodkorb, 1976 |
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Alexornithidae is an extinct family of enantiornithine birds.