Cochilius
| Cochilius | |
|---|---|
| Skull of Cochilius volvens | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | †Notoungulata | 
| Family: | †Interatheriidae | 
| Subfamily: | †Interatheriinae | 
| Genus: | †Cochilius Ameghino, 1902  | 
| Type species | |
| †Cochilius volvens Ameghino, 1902  | |
| Other species | |
  | |
Cochilius is an extinct genus of interatheriid notoungulate that lived between the Late Oligocene and the lower Miocene in what is now Argentina.