@Lecture19_9

@Lecture19_9 - PALEOBIOLOGY Lissamphibians Mammals Reptiles...

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1 1 Fall 2009, GEL 107: Lecture 19 PALEOBIOLOGY 2 “Amphibians” 3 What are lissamphibians? What is the fossil record of lissamphibians? What do you mean by “amphibians”? What were stem tetrapods, temnospondyls, and reptiliomorphs? How are living tetrapods related to each other? What were lepospondyls? How did the vertebrae evolve in “amphibians”? Questions 4 Reptiles Mammals Lissamphibians Acanthostega Tetrapoda Amniota “Tetrapoda” 5 What are lissamphibians? What is the fossil record of lissamphibians? What do you mean by “amphibians”? What were stem tetrapods, temnospondyls, and reptiliomorphs? How are living tetrapods related to each other? What were lepospondyls? How did the vertebrae evolve in “amphibians”? Questions 6 Caudata Gymnophiona Salientia salamanders caecilians frogs Pedicellate teeth Tooth crowns bicuspid or multicuspid Jugal absent 7 Short ribs 8 Salientia (Frogs) 9
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2 10 11 12 13 Caudata (Salamanders) 14 15 16 17 Gymnophiona (Caecilians) 18
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3 19 20 21 What are lissamphibians? What is the fossil record of lissamphibians?
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This note was uploaded on 11/22/2009 for the course GEL 107 taught by Professor Motani during the Fall '08 term at UC Davis.

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@Lecture19_9 - PALEOBIOLOGY Lissamphibians Mammals Reptiles...

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