lamniformes 1 the elasmobranchs order lamniformes order orectolobiformes order carcharhiniformes ...
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Lamniformes1
The Elasmobranchs
Order Lamniformes Order Orectolobiformes Order
Carcharhiniformes Order Squaliformes Order Rajiformes Order Pristiformes Order Torpediniformes Order Myliobatiformes
Spiny Dogfish
Skate
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Lamniformes2
Order Lamniformes
Mackerel Sharks• Sandtiger shark• Basking, Megamouth• Mako, Great White• Thresher Sharks
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Lamniformes3
Sand Tigers
Odoutaspis taurusSpotted RaggedtoothGrey Nurse Shark
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Lamniformes4
Sand Tigers
Cannibal viviparous• 2 young• 9-12 month gestation
Neutral Buoyancy• Gulps air & fills
stomach
Complex behavior
Vulnerable
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Lamniformes5
Basking Shark Elongate gill rakers
for straining food May reach 14 m (49
ft)
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Cetorhinus maximus
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Lamniformes7
Megamouth
Megachasma pelagios Discovered in 1976 Inhabits deepwater Large mouth filter
feeds• Mouth is lined with
photophores to attract prey
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Lamniformes8
Mako
Possibly the fastest shark in the world
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Lamniformes9
Great White Shark
Efficient predator• “warm-blooded”
Highly migratory• Annually b/t Mexico
& HawaiiDark blotch
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Lamniformes10
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Lamniformes11
Thresher Shark
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Lamniformes12
Order Orectolobiformes
Nurse Shark Possess long
tactile and chemosensory barbels
Shallow water, benthic dweller
Suction, crushing feeder
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Lamniformes13
Whale Shark
Largest fish• 19 m (60 ft)
Plankton feeder
300 pups!
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Lamniformes14
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Lamniformes15
Order Carcharhiniformes
Ground Sharks Requiem Sharks
• Bull, Whitetip, Reef, Tiger, and Blue
Hammerhead
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Lamniformes16
Hammerhead Shark
Head Function• Increase
peripheral vision• Increase surface
area for ampullae• Cephalofoil = lift
Scalloped Hammerhead