1. Marine Reptiles
Class Reptilia

2. Reptile Characteristics
Ectothermic
Highly developed nervous system
Amniotic egg
Scaly skin – decreases water loss in marine environments

3. Taxonomy
Class Reptilia

4. Amniotic Egg Allows a few things
Development within egg can happen longer
Less vulnerable to predation than a larval stage
Can lay eggs on dry land – what is the term for this?

5. Amniotic Eggs Amnion – liquid-filled sac in which the embryo develops
Yolk sac – food supply
Allantois - waste disposal
Chorion - surface for gas exchange

6. Types of Marine Reptiles
Marine Crocodiles
Sea Turtles
Marine Iguana
Sea Snakes

7. Marine Iguana