| Divisulcus Temporal range:   | |
|---|---|
|  Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Aves | 
| Order: | Charadriiformes | 
| Suborder: | Lari | 
| Clade: | Pan-Alcidae | 
| Genus: | † Divisulcus | 
| Species: | †D. demerei  | 
| Binomial name | |
| †Divisulcus demerei Smith, 2013  | |
Divisulcus is an extinct genus of pan-alcid charadriiform that lived during the Middle Miocene.
Divisulcus demerei is known from the Rosarito Beach Formation located in Baja California. [1]