1. Chondrichthyes
by Joe Student

2. What are the
Chondrichthyes?
Cartilaginous fish
Sharks
Rays
Skates

3. Characteristics
Ectotherms
Marine animals
Notochord replaced

4. Sharks
Streamline Shape
Swim Bladders
poikilotherms
Ampullae of Lorenzini

5. Rays
Stingrays, guitarfish, sawfish
Barbs
Eyes and spiracle located on
top

6. Skates
Flat pectoral fins
no spine

7. Where do I find them?
All over
Range from fresh water to
Deep Sea
Tropics to Subarctic

8. Click on me!