Orretherium
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| Orretherium Temporal range: Late Cretaceous, | |
|---|---|
 | |
| Lower jaw | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Clade: | †Meridiolestida |
| Family: | †Mesungulatidae |
| Genus: | †Orretherium Martinelli et al., 2021 |
| Species: | †O. tzen |
| Binomial name | |
| †Orretherium tzen Martinelli et al., 2021 | |
Orretherium (meaning "Five teeth beast"; in part from the Aonikenk language) is a genus of mesungulatid mammal that lived in South America (Chile) during the Late Cretaceous period in what is now the Dorotea Formation.[1][2] It is estimated to have weighed ~1.3kg.[3]
