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8 terms

Dinosaurs Chapter 7

Ornithopods
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ornithopods
bird feet, bipedal. or faculatively quadrupedal, lacked body armor.
heterodontosaurus
Early Jr. South Africa, small, 1m long faculative biped with lightly built skeleton, skull has elongate fang-like teeth, unusual for an herbivore
dental battery
teeth leaf shaped w/ long ridges in their sides, skills variable, mares a jaw chopper
heterodontosaurus
fast runners
hypsilophodon
duck-billed dinos, jaw point is below teeth, kink in upper teeth, dental batteries and ossified tails bipedal runner.
iguanodontidae
largest Orinthopod family
thumb spike
hoof-like toe tips
toothless beak, leaf-shaped teeth
Dental batteries
Largest orinthopod family
camptosaurus
Late Jurassic to early cretaceous, 5-7m long, fused wrist bones, facultative quadruped.
hadrosauridae
duck-billed dinosaurs, with crest on their head