Chomper
Chomper is a Sandslasher, a reptomammal predator from the planet Xedfa.  He's still a juvenile, so smaller than average.  In our terms, he's about the same size and mass as a full-grown English bulldog.  If/when he matures, he should be about the size of a large wolf.

Visually, Chomper looks similar to this:

http://dinosaurs.about.com/od/dinosaurpictures/ig/Therapsid-Pictures/Pristerognathus.htm