1. Hadrosaurus foulkii, the state dinosaur of New Jersey, belongs to which major clade of dinosaurs?
Ornithopoda
Sauropoda
Thyreophora
Marginocephalia
2. This major clade of herbivorous dinosaurs can be identified by having osteoderms, or scutes of
armor, in rows parallel to the midline on both the lateral and dorsal surfaces of the torso:
Marginocephalia
Thyreophora
Sauropodomorpha
Ornithopoda
3. Some members of this clade lost all of their cranial fenestrae and evolved armored, anapsid-like skulls for self-defense:
Ornithopoda
Ankylosauria
Stegosauridae
Sauropodomorpha