Triceratops

Triceratops is a big Dinosaur, wich spawns in Dino easy, medium, and hard. It will have a shield in Hard-Modus.

A slow enemy which is slower than compy and saber tooh, but it makes up for it by being quite tanky for its wave appearance.

Strategy:

Get a level 3 caveman or a level 2 gun or any other tower in the game to kill it. in the later waves it is very easy to defeat.