Term
| The 3 diagnostic dinosuar characteristics |
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Definition
1.) 3 or more sacral vertebrae (fused bacbone) 2.) perforate vertebrae 3.) three main fingers |
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Term
| Reverand William Buckland is often credited with scientifically describing: |
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Definition
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Term
| Which are the three MOST plausable agents leading to dinasur extinction? |
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Definition
volcanism lowering of sea levels asteroid impact |
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Term
| Paleontologists learned the biting force of Allosaurus __________________ |
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Definition
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Term
| A dinosaur with "lizard hips," enlarged thumb claws, and nostril atop its head is: |
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Definition
| a saurishian, sauropodomorph, and a sauropod |
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Term
| Which of the followign rock types in LEAST likely to reveal dinosaur bones: |
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Definition
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Term
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Definition
| someone who studies ancient organisms |
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Term
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Definition
| the study of ancient life |
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Term
| Dinosaurs lived between ______________ years ago |
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Definition
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Term
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Definition
| the amount of time it takes for half of the original material to break down |
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Term
| Sarcosuchus have __________________________ of bite force. |
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Definition
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Term
| The supposed Loch Ness Monster |
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Definition
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Term
| The #1 way plaleontologists learn about dinosaur biology |
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Definition
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Term
| The first bird, very reptile looking and had claws |
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Definition
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Term
| The first Orninithischians were ___________________________ |
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Definition
| relatively small, 30 to 120 pounds |
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Term
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Definition
| Paleontology has a history founded solely on geology. |
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Term
| plant eater with fangs (for sex display), male is the bigger sex. |
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Definition
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Term
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Definition
| when there is considerable size differances between the sexes |
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Term
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Definition
| naming more species than really exist |
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Term
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Definition
| computer modeling the biochemical performance of the domes |
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Term
| Had the largest head of and land animal |
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Definition
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Term
| had the largest horn of any animal |
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Definition
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Term
| Supersaurus was ______________ long. |
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Definition
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Term
| The tallest at 60 feet tall |
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Definition
| Sauroposeidon "lizard earthquake god" |
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Term
| Coelophysis were known _______________________________________________. |
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Definition
| to be cannibals, eating their young. |
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Term
| Probably the only herbivorous theropods. They are known for their scissor hands |
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Definition
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Term
| Encephalization quotients |
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Definition
| measure of brainsize relative to body mass |
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Term
| this fueled the dinosaur renaissance |
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Definition
| Robert Bakker and the discovery of Deinonuchus |
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Term
| Brochu's CT scan of an entire T-Rex skull showed that _________________. |
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Definition
| they had a great sense of smell |
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Term
| _____________ found numerous tooth marks and shed teeth from T-rex's that scavenged the carcasses of hundreds of Edmontosaurus that perished in flood waters. |
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Definition
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Term
| _____________ concluded from a partial skull that the lack of wear facets on the teeth meant T-Rex's as a whole fed upon soft, rotton carrion. |
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Definition
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Term
| ________________ described a healed bite mark on the top of the tail of Edmontosaurus attesting to a failed predatory attempt by a T-Rex. |
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Definition
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Term
| __________________ reported the first case of cannibalism from bite marks. |
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Definition
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Term
| _______________ growing as fast as whales and reached adult size in just a decade. |
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Definition
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Term
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Definition
| the smallest dinosaur, only weighing 7 ounces |
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Term
| Dinosaurs went extinct 64 million years ago along with 40-80% of life on earth. Deceased and Survivors? |
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Definition
Deceased: pterosaurus, mososaurus, plesiosaurs, lots of clams, plankton, forminifera, corals, ammonites, a few marsupial mammals, and a couple types of plants. Survivors: amphibians and reptiles |
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Term
| Evidence that an ateroid DID NOT cause extinction |
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Definition
Volcano produce same materials on earth Other craters from that time that did not kill Why didnt kill ampibians, birds, mammals and reptiles Ash layers not properly surveyed |
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Term
| First proof that birds lived during the age of the dinosaurs |
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Definition
| the Archaeopteryx, "ancient wing" |
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Term
| _______________ was the first to point out resembelence of Archaeopteryx to smaller theropod dinsaurs. There are about 158 features that birds share with dinosaurs. |
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Definition
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Term
| Most paleontologists believe birds are __________________________ |
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Definition
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Term
| The skeleton of ____________________ was found in Madagascar with killing claws, thus supporting that birds are dinosaurs. |
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Definition
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