| Martensius Temporal range:  | |
|---|---|
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Synapsida | 
| Clade: | † Caseasauria | 
| Family: | † Caseidae | 
| Genus: | † Martensius Berman et al., 2020 | 
| Species: | †M. bromackerensis | 
| Binomial name | |
| †Martensius bromackerensis Berman et al., 2020 | |
Martensius is an extinct genus of caseid synapsid from the Early Permian of Germany. The type species is Martensius bromackerensis. [1]