Marine and Aerial Life in the Triassic Flashcards
1
Q
Q: What were Ichthyosaurs?
A
A: Marine reptiles with paddle-like limbs, dorsal fins, and conical teeth, adapted for an aquatic lifestyle but still breathed air.
2
Q
Q: What were Plesiosaurs?
A
A: Marine reptiles with broad paddle-shaped limbs and either short necks with large jaws or long serpentine necks (e.g., Elasmosaurus).
3
Q
Q: What were Pterosaurs?
A
A: The first vertebrates capable of flight, with membranous wings supported by a single elongated finger.
Early forms like Rhamphorhynchoids had long tails and tail veins for stabilization or courtship.
