D is for "Deinonychus" Deinonychus means “terrible claw” . Deinonychus was a carnivore who lived in North America during the Early Cretaceous Period. Check him out below! Watch our for his sharp claws! Deinonychus Click the button to download your free Deinonychus Poster! Download your Poster Free Dienonychus Coloring Page Dienonychus Click below to download a free Dienonychus coloring page that you can color yourself and keep! Download your Coloring Page