Gracilisuchus is an extinct genus of the pseudosuchias (a group which includes the ancestors of crocodilians) from the Middle Triassic. Gracilisuchus was tiny, only 30 cm long.
Jurassic Park: Redemption III. It is one of the creatures that Henry Wu recreated for Tim Murphy's new Jurassic Park. It also killed Henry Wu when Lewis didn't close their pen properly.