1. Lamniformes 1 The Elasmobranchs  Order Lamniformes  Order Squaliformes  Order Rajiformes Spiny Dogfish Blue Shark Skate

2. Lamniformes 2  Sandtiger Sharks  Mackerel Sharks Basking, Megamouth, White and Mako  Requiem Sharks Bull, Whitetip, Reef, Tiger, and Blue  Thresher Sharks  Nurse Sharks  Hammerheads

3. Lamniformes 3 Sand Tigers Odoutaspis taurus

4. Lamniformes 4 Basking Shark  Elongate gill rakers for straining food  May reach 49 ft.

6. Lamniformes 6 Megamouth  Discovered in 1976  Inhabits deepwater  Large mouth filter feeds Mouth is lined with photophores to attract prey

7. Lamniformes 7 Mackerel and Requiem Sharks

8. Lamniformes 8 Thresher Shark

9. Lamniformes 9 Nurse Shark  Possess long tactile and chemosensory barbels  Shallow water, benthic dweller  Suction, crushing feeder

10. Lamniformes 10 Hammerhead Shark  Head Function Increase peripheral vision Increase surface area for ampullae Cephalofoil = lift Scalloped Hammerhead