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Living fossils

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Living fossils

  1. 1.
  2. 2. Living Fossils<br />Jürgen Solis Ruiz<br />2º Bachillerato A-D<br />Laude El Altillo School<br />
  3. 3. Outline<br />What are living fossils?<br />Examples<br />Animals<br />Plants<br />Summary<br />Questions<br />
  4. 4. What are living fossils?<br />Informal term.<br />Living species similar to fossils.<br />Survivors.<br />A wide taxon in the past.<br />Only one alive.<br />Bacteria, plants, animals and fungi.<br />
  5. 5. Examples<br />
  6. 6. Plants<br />
  7. 7. Plants<br />Cycads<br />Metasequoias<br />Araucarias<br />
  8. 8. Cycads<br />
  9. 9. Cycads<br />EarlyPermian (299-251).<br />Trunk, crown and cone.<br />No fruit.<br />Evergreen.<br />Extinction.<br />Decorative.<br />
  10. 10. Cycads<br />
  11. 11. Metasequoias<br />
  12. 12. Metasequoias<br />
  13. 13. Late Cretaceous (70)<br />Dawn redwood.<br />Deciduous.<br />Cones.<br />Smallest.<br />Extinction.<br />Metasequoias<br />
  14. 14. Metasequoias<br />
  15. 15. Araucarias<br />
  16. 16. Araucarias<br />
  17. 17. Araucarias<br /><ul><li>Jurassic (250-200).
  18. 18. Monkey-puzzle tree.
  19. 19. Evergreen.
  20. 20. No flowers.
  21. 21. Vulnerable
  22. 22. Uses</li></li></ul><li>Araucarias<br />
  23. 23. Animals<br />
  24. 24. Animals<br /><ul><li>Monito del monte
  25. 25. Hoatzin
  26. 26. Horseshoecrab
  27. 27. Coelacanth
  28. 28. Nautilus
  29. 29. Velvet worm</li></li></ul><li>Monito del monte<br />
  30. 30. Oligocene (23).<br />Mammal.<br />Central Chile.<br />Insects, invertebrates, fruit.<br />Nests made with bamboo.<br />Hibernates.<br />Reproduces in spring.<br />Monito del monte<br />
  31. 31. Monito del monte<br />
  32. 32. Hoatzin<br />
  33. 33. Hoatzin<br /><ul><li>No date.First feather birds.
  34. 34. Bird.
  35. 35. Amazon and Orinoco.
  36. 36. Leaves and fruits.
  37. 37. Stinkbird.
  38. 38. Claws.
  39. 39. Guyana.</li></li></ul><li>Hoatzin<br />
  40. 40. Horseshoe crab<br />
  41. 41. Horseshoe crab<br /><ul><li>Ordovician(488-433)
  42. 42. Arthropod.
  43. 43. Asia and America.
  44. 44. Omnivorous.
  45. 45. Tail to flip.
  46. 46. Shores for mating.</li></li></ul><li>Horseshoe crab<br />
  47. 47. Coelacanth<br />
  48. 48. Coelacanth<br /><ul><li>Devonian (416-360).
  49. 49. Fish.
  50. 50. Indian Ocean.
  51. 51. Shallow water fish.
  52. 52. Caves at 100-500 metres.
  53. 53. Ovoviviparous.</li></li></ul><li>Coelacanth<br />
  54. 54. Nautilus<br />
  55. 55. Nautilus<br /><ul><li>Triassic (225).
  56. 56. Cephalopod.
  57. 57. Indo-Pacific.
  58. 58. Fish, shrimps and crustaceans.
  59. 59. 300 metres.
  60. 60. Withdraw.</li></li></ul><li>Nautilus<br />VIDEO<br />
  61. 61. Velvet worm<br />
  62. 62. Velvet worm<br /><ul><li>Eocene (40).
  63. 63. Panarthropod (Ecdysozoa).
  64. 64. Central America.
  65. 65. Invertebrates.
  66. 66. Sense of perception.
  67. 67. Secrete sticky substance.</li></li></ul><li>Velvet worm<br />VIDEO<br />
  68. 68. Summary<br />
  69. 69. Summary<br /><ul><li>Informal term.
  70. 70. Survivors.
  71. 71. Not very evolved.
  72. 72. All kind of living beings.
  73. 73. Many in danger of extinction.</li></li></ul><li>Questions<br /><ul><li> Living fossils refer to:</li></ul>Plants.<br />All kind of living beings.<br />Sea creatures.<br /><ul><li>Metasequoias were discovered in</li></ul>China<br />India<br />Thailand<br />
  74. 74. Questions<br /><ul><li>Monitos del monte live:</li></ul>In nests made of bamboo.<br />On top of trees.<br />Inside rock holes<br /><ul><li>Hoatzins are the national animal of:</li></ul>Surinam.<br />Guyana.<br />Brazil.<br />
  75. 75. Thank <br /> you<br /> very <br /> much<br /> for<br /> your attention!<br />

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