Protitanotherium
| Protitanotherium Temporal range:  | |
|---|---|
| Protitanotherium emarginatum | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | Perissodactyla | 
| Family: | †Brontotheriidae | 
| Genus: | †Protitanotherium Hatcher, 1895 | 
| Species: | †P. emarginatum | 
| Binomial name | |
| †Protitanotherium emarginatum Hatcher, 1895 | |
| Synonyms | |
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Protitanotherium is a genus of brontotheres native to North America during the middle Eocene. It contains one species, P. emarginatum, described in 1895 by the American paleontologist John Bell Hatcher.