The Tail of a Mosasaur - A Window on the Tempo and Mode of Evolution in Aquatic Tetrapods

The Tail of a Mosasaur - A Window on the Tempo and Mode of Evolution in Aquatic Tetrapods

Royal Tyrrell Museum of Palaeontology via YouTube Direct link

How did we reconstruct the crescent- shaped tail fin in Platecarpus?

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26 of 29

How did we reconstruct the crescent- shaped tail fin in Platecarpus?

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The Tail of a Mosasaur - A Window on the Tempo and Mode of Evolution in Aquatic Tetrapods

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  1. 1 The Tail of a Mosasaur-A Window on the Tempo and Mode of Evolution in Aquatic Tetrapods
  2. 2 What's Evolution?
  3. 3 Microevolution
  4. 4 Macroevolution
  5. 5 Rates of Evolution
  6. 6 2009 GEOLOGIC TIME SCALE
  7. 7 What we see today...
  8. 8 existed in Mesozoic seas
  9. 9 Squamates
  10. 10 Squamation = Imbricate Scales
  11. 11 Mosasaurs—size matters
  12. 12 Mosasaurs Introduction
  13. 13 Food for thought...
  14. 14 Mosasaur (Ovo)viviparity
  15. 15 Late Cretaceous (ca. 100 Ma-) North America
  16. 16 Platecarpus tympaniticus (LACM 128319)
  17. 17 Features on Head
  18. 18 Cont'd (Eye)
  19. 19 Internal Organs and Gut Contents
  20. 20 Comparison with Monitor Lizard and Cetacean (Dolphin)
  21. 21 Tail Anatomy—It's Bent!
  22. 22 Previous Tail Reconstruction in Mosasaurs—Straight?
  23. 23 Tail of an Aigialosaur-Also Straight.
  24. 24 Some Numerical Results
  25. 25 Platecarpus Reconstructed
  26. 26 How did we reconstruct the crescent- shaped tail fin in Platecarpus?
  27. 27 The Tale of the Tail of Platecarpus
  28. 28 Mosasaurs were NOT an exception
  29. 29 Acknowledgments

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