Theropods
What are these bipedal, primarily carnivorous dinosaurs?
What is Theropod
Name the group characterized by long necks and massive bodies.
What is Sauropodomorphs or Sauropod
What are these dinosaurs known as "shield-bearers"?
What is Thyreophorans
What are these "horn-feet" dinosaurs?
What is Cerapoda
What are the dinosaurs characterized by a "lizard-hipped" structure?
What is Saurischian
What is a characteristic of Theropods
What is Hollow bones or Three-toes
During which major era and time period did Sauropodomorphs reach their peak gigantism?
What is the Mesozoic Era (or Jurassic Period)
What are the defining bony armor features of this group?
What is Scutes/Plates
What is one Cerapodan sub-group and a representative species?
What is Ceratopsian, Ornithopods, Pachycephalosaurs
What is the defining hip feature of this group?
What is Forward-pointing pubis
What are the peak periods for their diversity?
What is Jurassic and Cretaceous
Describe the evolution locomotion for this group
What is bipedal to quadruped (2 legs to 4 legs)
What are the main physical differences between Stegosaurs and Ankylosaurs?
What is Stegosaurs have tail spikes and Ankylosaurs have tail clubs
What is a physical feature found in Ceratopsians?
What is Frills/Horns
What are the pelvic differences between Saurischians and Ornithischians?
What is;
Saurischians = forward-pointing pubis
Ornithischians = rear-pointing pubis
What are the modern animals that evolved from this group?
What is Birds
What are the specific skeletal adaptations enabling Sauropodomorph gigantism?
What is Columnar legs
What are the evolutionary trade-offs between Thyreophoran armor and their mobility?
What is Protection gained at the cost of speed
What are the benefits of Cerapodan "cheek teeth" during the Cretaceous period?
What is Enabled more efficient processing of tough, fibrous plants
What is the shared thumb feature that unites all Saurischians?
What is A modified thumb allowing for grasping
What are the body features that helped them survive the K-Pg extinction?
What is small size or diet
What are the evolutionary reasons for their small heads and simple peg-like teeth?
They focused on stripping large volumes of foliage rather than complex mastication
What are the dietary implications of the Thyreophoran quadrupedal stance and specialized dentition?
What is They were obligate low-level grazers requiring high-efficiency processing
What are the evolutionary theories regarding the function of complex Cerapodan facial structures?
What is species recognition
What are the Triassic-Jurassic environmental factors for their rise?
What is Archosaur extinction