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Definition
| Utah area, Late Jurassic, Large carnivores present, environment similar to present day savannahs of africa |
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Definition
| Africa, Late Jurassic, No large carnivores,environment similar to present day savannahs of africa |
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Term
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Definition
Forelimbs as long or longer than hindlimbs (Jurassic Sauropods)
Brachiosaurus, Camarosaurus |
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Term
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Definition
Teeth only in the front of mouth (Jurassic Sauropods )
Diplodicus, Seismosaurus, Apatosaurus |
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Definition
| Armored (Cretaceous Sauropods) |
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Definition
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Definition
| Lost digits 4 and 5 on the hand |
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Definition
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Definition
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Definition
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| Giant Hook-Like Claw on digit 2 of the foot |
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Definition
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Definition
| Large, ridiculous claws on the hands. Looked like prosauropods, but were Coelurosaurs |
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Definition
| Digit 3 on foot pinched at the top. Does not contact ankle. |
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Definition
| Enlarged brain and eyes, reduced teeth (Arctometatarsalians) |
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Term
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Definition
| Lost teeth. Very ostrich-like |
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Term
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Definition
| Teeth have large denticles. Brain size ratio is up with modern birds. Smartest group of NADs |
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Term
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Definition
| Large size, highly reduced forelimbs, fused nasals |
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Term
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Definition
| Tail reduced to Pygostyle |
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Term
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Definition
| Enlarged keel sternum for flight muscle attachment |
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Definition
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Definition
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| Armor as plates or spines on the back |
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Definition
| Armor as plates (Stegosaurians) |
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Term
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Definition
| Armor as spines (Stegosaurian) |
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Term
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Definition
| Armor as covering on the back |
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Term
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Definition
| Single plate on the head (Akylosaur) |
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Term
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Definition
| Club on the tail (Ankylosaur) |
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Term
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Definition
| Uneven enamel distribution |
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Term
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Definition
| Jaw joint is below the lower tooth row |
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Term
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Definition
| Primitive waist high ornithopod.Strong ridge on side of teeth. Began to develop pre-pubic process on the pubis. |
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Term
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Definition
| Digit 1 on hand is a spike |
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Definition
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Definition
| Bony shelf on the back of the head |
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Term
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Definition
| Dome-like thickening of the skull |
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Term
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Definition
| Rostral bone on the snout |
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Term
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Definition
| Long frill on the back of the head |
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Term
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Definition
| (Jurassic) Lagoon environment where low oxygen levels helped to preserve specimens well. Archaeopteryx found here. |
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Term
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Definition
Protofeathers - Hollow Tube
True Feathers - Fuzzy w/ Barbules
Complete Feathers - Symettrical w/ central vane
Flight Feathers - Not symettrical |
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Term
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Definition
| Terrestrial, moved in herds, erect limb posture, moved one limb at a time, protective of young (once hatched), herd constantly moved to find new food |
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Term
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Definition
| Plated Thyreophoran. Plates not attached to bone. Rather, developed as bony parts of the skin. Likely used for social signalling. Not thermoregulatory. Spines on the tail were anchored in bone and defensive. (Morrison Fm.) |
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Term
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Definition
| First known bird. Flight feathers. Larger brain size per body weight ratio than NADs. Long tail, Theropod hand, primitive sternum. |
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Term
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Definition
| Montana, Early Cretaceous, stream/lake deposits. Deinonychus, Sauropelta and Tenontosaurus found here. |
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Term
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Definition
| England, Early Cretaceous. Hypsilophodon, Iguanodon, Baronyx, Spinosaurus found here. |
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Term
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Definition
| Only present in front of nasals in ceratopsians. First appears in Psittacosaurus |
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Term
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Definition
| Decided to search for human missing link fossils in Mongolia. Instead found dinosaurs |
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Term
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Definition
| Janitor who taught himself natural history. Went with Osborn to Mongolia. Indiana Jones Character is based on this dude |
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Definition
| Montana, Late Cretaceous. Maiasaura, Hadrosaurs, and Troodon found here. |
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Term
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Definition
| Late cretaceous. Tyrannosaurus rex, Ankylosaurus, Anatotitan, Edmontosaurus, and Triceratops found here |
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Term
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Definition
Contains:
Edmontia
Thescelosaurus, Parasaurolophus
Stegoceras, Pachycephalosaurus
Styracosaurus, Chasmosaurus, Centrosaurus
Albertosaurus, Daspletosaurus
Dromeosaurus |
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Term
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Definition
Young - Normal
Maturation Stage - Crazy growth spike
Adult - Slowed back down
Did not live long: T. rex stopped growth at 18. An "old" Apatosaurus would be 15. |
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Term
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Definition
Triassic: Technosaurus, Protoavis, Caseosaurus
Jurassic: None. No Jurassic rocks exposed in Texas.
Early Cretaceous: Deinonychus, Paluxysaurus, Hypsilophodon, Tenontosaurus, Pawpawsaurus, Acrocanthosaurus
Late Cretaceous: T.rex, Alamosaurus, Edmontosaurus, Chasmosaurus, Torosaurus, Stegoceras, Edmontia |
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Term
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Definition
energy obtained from surroundings
Active vs. Passive |
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Term
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Definition
| Energy, heat comes from internal production |
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Definition
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Definition
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Term
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Definition
| Relatively constant body temperature |
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Term
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Definition
| Body temperature is not stable |
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Term
| "Hot Blooded" animals aka: |
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Definition
| Endothermic, Tachymetabolic, Homeotherms |
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Term
| "Cold Blooded" animals aka: |
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Definition
| Ectothermic, Brady Metabolic, Poikilotherms |
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Term
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Definition
| Douchebag (according to Busbey) Tried to reconstruct dinosaur predator/prey ratios. Simply fabricated a lot of his info to make it fit. Plus, predator prey ratios simply dont always work to determine metabolism. Probably just wants his name in the history books... |
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Term
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Definition
| Large size helps to reduce body heat loss simply because are is squared and volume is cubed |
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Term
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Definition
| Switching between brady and tachy metabolism. Ex: Sharks in frenzy, Python during brooding |
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Definition
| 65 million years ago. Likely due to climate change, volcanic overactivity and asteroid impact |
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