Term
| Are pachycephalosauria saurischian or ornithician dinosaurs? |
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Definition
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Term
| Which group of dinosaurs are pachycephalosauria closely related to? What is their common ancestor? |
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Definition
| Ceratopsia. Common ancestor: Marginocephalia |
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Term
| What was the first genus of pachycephalosauria found? |
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Definition
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Term
| What are the two groups of pachycephalosauria? |
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Definition
| Homalocephale and pachycephalosauridae |
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Term
| Which group of pachycephalosauria are characterized by flat heads? |
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Definition
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Term
| Which group of pachycephalosauria are characterized by round heads? |
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Definition
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Term
| What age were pachycephalosauria mainly found in? |
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Definition
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Term
| How were the pachycephalosauria distributed? |
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Definition
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Term
| What type of diet did pachycephalosauria have? |
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Definition
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Term
| What was Stygimoloch known for? |
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Definition
| A pachycephalosauian genus that had blood vessels possibly used for display |
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Term
| Are ceratopsia saurischian or ornithician dinosaurs? |
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Definition
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Term
| What is a rostral bone and which group of dinosaurs is it characteristic of? |
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Definition
| It is the upper beak bone characteristic of ceratopsian dinosaurs |
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Term
| What are the three groups of ceratopsia? |
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Definition
| Psittacasauridae, Basal neoceratopsian, ceratopsidae |
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Term
| What group of ceratopsian dinosaurs was described as parot-like, and bipedal? |
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Definition
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Term
| Which group of dinosaurs are Ceratopsia closely related to? What is their common ancestor? |
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Definition
| pachycephalosauria . Common ancestor: Marginocephalia |
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Term
| Who discovered the ceratopsians? |
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Definition
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Term
| What time frame did ceratopsians live in? |
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Definition
| Late jurassic to early cretaceous |
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Term
| Which dinosaurs were known to have dental batteries? |
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Definition
| Ceratopsians and Ornithopoda |
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Term
| What type of diet did ceratopsia have? |
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Definition
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Term
| Which dinosaurs were known to have gastroliths? |
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Definition
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Term
| Which dinosaurs were gregarious? |
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Definition
| ceratopsia, pachycephalosauria, ornithopoda, sauropoda |
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Term
| Why is Torosaurus well known? |
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Definition
| Largest ceratopsian, now known as a fully grown triceratops. |
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Term
| Are ornithopoda saurischian or ornithician dinosaurs? |
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Definition
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Term
| Which group of dinosaurs are ornithopoda closely related to? What is their common ancestor? |
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Definition
| Marginocephalia (ceratopsia and pachy). Common ancestor: cerapoda |
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Term
| What are the two groups of Ornithopoda? |
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Definition
| Heterodontosauridae and Euornithopoda |
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Term
| What are the two divisions of Euornithopoda? |
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Definition
| hypsilophodontidae and Inguanodontidae |
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Term
| Which division and group are hadrosaurs included in? What are hadrosaurs also known as? |
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Definition
| Duckbilled!! In iguanadontidae and Euornithopoda |
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Term
| When were ornithopoda present? |
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Definition
| Early Jurassic to late cretaceous |
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Term
| What did Ostrom propose about Ornithopods? |
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Definition
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Term
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Definition
| opposing rotation of both upper and lower jaws |
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Term
| What is the range of ornithopods? |
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Definition
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Term
| Are sauropoda saurischian or ornithician dinosaurs? |
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Definition
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Term
| Which group of dinosaurs are sauropoda closely related to? What is their common ancestor? |
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Definition
| Theropods. Ancestor: saurischia |
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Term
| What are the two groups of sauropods? |
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Definition
| prosauropoda and sauropoda |
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Term
| Who discovered the sauropods? |
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Definition
|
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Term
| What is the range of the sauropods? |
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Definition
| Almost world wide, not found in Canada. |
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Term
| Are theropods saurischian or ornithician dinosaurs? |
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Definition
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Term
| Which group of dinosaurs are theropods closely related to? What is their common ancestor? |
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Definition
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Term
| Who discovered the theropods? |
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Definition
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Term
| Who proposed the link of theropods and birds? |
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Definition
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Term
| What time was the theropods present? |
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Definition
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Term
| Where were specimens of the oviraptor and velociraptor found? |
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Definition
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Term
| What is the range of the theropods? |
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Definition
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Term
| Which dinosaur had the largest brain to brain cavity ratio? |
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Definition
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Term
| What fossil site did a hyper saline lagoon environment create which preserved many delicate hollow bones? |
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Definition
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Term
| When was air space first conquered? |
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Definition
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Term
| What was the first non-flying dinosaur with feathers found? |
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Definition
|
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Term
| What are some ornithischian dinosaurs with feather-like structures? |
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Definition
| pssittacosaurus and Tianyulong |
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Term
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Definition
| A kangaroo-rat like early pterosaur |
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Term
| What are the two groups of pterosaurs? |
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Definition
| Rhamphorhynchoidera and Pterodactyloidea |
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Term
| Which group of pterosaurs was characterized by short tails and skull ornaments? |
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Definition
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Term
| Did pterosaurs have wishbones? |
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Definition
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Term
| What is the biggest pterosaur? |
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Definition
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Term
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Definition
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Term
| What was the biggest archosaur? |
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Definition
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Term
| What marine reptile was similar to dolphins? |
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Definition
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Term
| What was special about Shonisaurus? |
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Definition
| Ichthyosaurs found facing same direction. Possible mass stranding? |
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Term
| Which groups does Sauropterygia include? |
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Definition
| Nothosaurs which were replaced by plesiosaurs in the jurassic |
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