Sea Turtles Evolution Quiz

What group do modern sea turtles belong to?

• Pleurodira

• Anapsida

• Testudines

• Cryptodira

What is the primary difference between Cryptodira and Pleurodira?

• Shell shape

• Habitat

• Neck retraction method

• Diet

Which period did the earliest potential turtle ancestor live?

• Triassic

• Permian

• Cretaceous

• Jurassic

What significant feature is associated with the evolution of turtle shells?

• Fully aquatic lifestyle

• Semi-aquatic or possibly burrowing lifestyle

• Ability to fly

• None of the above

Which fossil is considered a definite stem turtle?

• Proganochelys

• Papacellis

• Odontochelys

• Eunotosaurus

What does the study of bone histology of Papacellis suggest about turtle shell evolution?

• Evolved in aquatic environments

• Evolved in terrestrial environments

• Evolved for defensive purposes

• Evolved for temperature regulation

Which era's extinction event greatly affected ancient sea turtle groupings?

• Permian

• Triassic

• Jurassic

• Cretaceous

Which of the following is NOT a true sea turtle?

• Loggerhead

• Hawksbill

• Green Sea Turtle

• Bothremydidae

What is the conservation status of the leatherback sea turtle?

• Data Deficient

• Vulnerable

• Critically Endangered

• Endangered

Which family does the leatherback sea turtle belong to?

• Protostegidae

• Cheloniidae

• Bothremydidae

• Dermochelyidae