What is "placerias"

Placerias (meaning broad body) is an extinct genus of dicynodonts that lived during the late Carnian age of the Triassic Period (221-210 million years ago). Placerias belongs to a group of dicynodonts called Kannemeyeriiformes, which was the last known group of dicynodonts before most of dicynodonts became extinct at the end of the Triassic.