Ischigualastia was a dicynodont (a group of mammal-like reptiles) that lived during the Carnian age of the Late Triassic Period. From the Ischigualasto Formation of Argentina, it was a member of the family Kannemeyeridae. It is regarded as larger than its later, more famous relative Placerias, which was up to 3.5 meters long (11.5 ft) and weighed ... Found on http://en.wikipedia.org/wiki/Ischigualastia