Pleurostylodon
| Pleurostylodon Temporal range: Middle Eocene ~ | |
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| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | †Notoungulata | 
| Family: | †Isotemnidae | 
| Genus: | †Pleurostylodon Ameghino 1897 | 
| Type species | |
| †Pleurostylodon modicus Ameghino, 1897 | |
| Species | |
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Pleurostylodon is an extinct genus of notoungulate belonging to the family Isotemnidae. It lived during the Middle Eocene, in what is now Argentina.