Placerias was an ox sized dicynodont and lived in the Triassic period.
It weighed 1 ton and traveled in herds, they evolved from other dicynodonts like lystrosaurus and diictodon. They had the family's trademark, tusks. Placerias was a specific synapsid called a therapsid. Placerias was preyed on by land living archosaurs like postosuchus.