Stenornis
| Stenornis Temporal range: Oligocene ~ | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Suliformes |
| Family: | †Plotopteridae |
| Genus: | †Stenornis Ohashi & Hasegawa, 2020 |
| Type species | |
| Stenornis kanmonensis Ohashi & Hasegawa, 2020 | |
Stenornis is an extinct genus of Plotopteridae, a family of large-sized, flightless seabirds native from the North Pacific during the Paleogene and the earliest Neogene. The remains of Stenornis have been found in Oligocene rocks of the Jinnobaru Formation on Hikoshima and the Ashiya Group on Ainoshima, Japan.