| Crustulus Temporal range: | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | †Pantodonta |
| Genus: | †Crustulus Clemens, 2017 |
| Species: | †C. fontanus |
| Binomial name | |
| †Crustulus fontanus Clemens, 2017 | |
Crustulus is an extinct genus of pantodont that lived in what is now Montana during the Early Palaeocene. It is known from a single species, Crustulus fontanus.
Crustulus has been noted as having very similar dentistry to Alcidedorbignya.
Crustulus fontanus is one of the smallest known paleodonts.