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8 Cards in this Set
- Front
- Back
Four Features of Phylum Chordata:
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1) Notochord
2) Nerve Chord 3)Pharyngeal Gill Slits 4) Post-anus Tail |
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Five Characteristics of Subphylum Vertebrata:
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1) Vertebral Column
2) Closed Circulatory System 3) Neural Crest Cells 4) Cephalization (Head) 5) Cranium (Skull) |
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Three Main Groups of Fish
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1) Jawless Fish
2) Osteichthyes - Jawed Fishes 3) Chondrichthyes - Cartilaginous Fishes (sharks, rays, etc.) |
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Three Major Evolutionary Innovations in Jawed Fishes:
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1) Hinged Jaws
2) Vertebrae 3) Paired Fins |
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Amphibians: Three Characteristics
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1) Strong legs
2) 3 Chambered Heart 3) Need water or moisture for reproduction |
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Reptiles: Four Major Evolutionary Innovations
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1) Dry, scaly skin to breathe on land
2) Expanding Rib Cages (breathing efficiency) 3) Legs beneath body (Running/Walking efficiency) 4) Amniotic Eggs (Eggs designed for land) |
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Dinosaurs: Two Main Groups
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1) Saurischian Dinosaurs (Pubis bone points downward)
2) Ornithischian Dinosaurs (Pubis bone points forward) |
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Birds: Six Characteristics and evolution
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Evolved from Theropod Dinosaur called the Dromacosaur
1) Feathers/Flights 2) Warm Blooded 3) Air-Sac System 4) Four-Chambered Heart 5) No teeth 6) No bony tail |