Exam #2

Question 1

During which era(s) did theropods live?

Answer 1

Mesozoic & cenozoic

Question 2

Which pelvis shape represents saurischia? (Seely 1887)
- Illium: Forward
- pubis forward
-ischium down

• illium: up and forward
• ischium: down
• pubis: backwards

Answer 2

• illium: up and forward
• ischium: down
• pubis: backwards

Question 3

What is the clade that includes the most recent common ancestor of Pteranodon (Pterosauria) and Ankylosaurus (Dinosauria)?
Dinosauromorpha
Ornithodira
Crurotarsi
Ornithischia

Answer 3

Ornithodira

Question 4

Which of the following is a member of (i.e., included within) Theropoda?
Dinosauromorpha
None of the answer choices are correct
Saurischia
Ornithodira
Aves

Answer 4

Aves

birds