The Daspletasaurus is carnivore that appears in the titular episode Little Das' Hunt.
Being a precursor to the Tyrannosaurus it shares many features with it. It's arms were longer than the T-Rex's and has a strong bite force. The big difference is the fact it is much rounder then it's lineage.
In Little Das' Hunt the titular dinosaur is a Daspletasaurus along with his family.
It also appeared in the episode Last Killers in Planet Dinosaur.