Lusognathus
| Lusognathus Temporal range: Late Jurassic  | |
|---|---|
| Holotype upper jaw | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Order: | †Pterosauria | 
| Suborder: | †Pterodactyloidea | 
| Family: | †Ctenochasmatidae | 
| Genus: | †Lusognathus Fernandes et al., 2023 | 
| Species: | †L. almadrava | 
| Binomial name | |
| †Lusognathus almadrava Fernandes et al., 2023 | |
Lusognathus (meaning "Lusitanian jaw") is an extinct genus of gnathosaurine pterosaurs from the Late Jurassic Lourinhã Formation of Portugal. The genus contains a single species, Lusognathus almadrava, known from a parts of the upper jaw, teeth, and cervical vertebrae.