2. PALEONTOLOGY STUDY OF ANCIENT LIFE (Not humans)

3. Smithsonian

4. What is a fossil? Evidence of life preserved in rock Age?

5. What becomes a fossil? Hard parts! – Shells, bones, teeth, wood Buried quickly – Sea life – floods Replaced by rock (petrified) – Atom by atom replacement RARE

7. Type of fossils Cast- replacement of living organism Most common Mold- imprint of organism Resins- petrified sap (amber) tar may preserve actual critter

8. Cast and molds

10. Mold; cast

11. Cast or mold?

12. ammonites

13. amber

15. Trace fossils Indirect evidence (not actual organism) – Tracks – Burrows – Coprolite – gastrolith

16. Where to look for fossils? Fine sediment Time period? Dino fossils in Wyoming

17. Making of a museum display Make latex mold out of actual fossil Pour plaster into mold to replicate fossil Paint it

18. Fake!

19. Dinosaur Bones to Model Many bones are usually found together Who’s bones are who’s? Not entire dino is found

20. Fossil pile

21. Brontosaurus story

22. Lot of unknowns Color of skin? Didn’t drag tails! Muscle structure? Sounds?

23. Apatosaurus- goof by US postal service

25. Jurassic Park problems No blood inside amber insects ever found No dino DNA ever found DNA deteriorates over time- only partial most meals are extinct too Most dinos portrayed were Cretaceous

26. T - REX SUE The most famous dinosaur ever!

27. First glimpse, with discoverer Sue Hendrickson August, 1990

28. All volunteers furiously dig Sue out

29. The skull is found intact Aug. 22, 1990

31. Every bone is incased in plaster

32. Preparing the skull by the Black Hills Institute, 1991

34. Finished Skull

35. Teeth

36. Artist rendition

37. Other bones were found with Sue

38. Forearm; only two ever found from a T-Rex

39. Sue’s wishbone first one ever found in a T-Rex

40. Bones are seized May14, 1992

41. On display at the Chicago Field Museum May 17, 2000

43. Only bones not found, seen in black

46. Working paleontologist at the McDonalds Lab in the Field Museum

50. Petrified Forest

52. La Brea Tar pits

54. MASTADONS & MAMMOTHS NOT RELATED TO THE DINOSAURS

56. Mastodons Lived during Quaternary Period Pleistocene Epoch Ice ages Lived in Michigan MI’s state fossil

59. Attracted to salt deposits Lived along with humans Over 259 found in MI

60. Found in Rush Twshp, MI 1944 on display at U of M

61. Found in 2001 near Flint, MI

62. Skull and teeth

63. Fossil classification Kingdom -Animalia Phylum -Chordata Class-Mammalia Order -Primates Family-Hominidae Genus -Homo Species -Homo Sapiens

64. BOUDA’S RULE OF FUNKY FOSSILS As time progresses; organisms become more complex AND Organisms are more diverse Simplest? Complexest?

65. Funky fossil #1

66. Funky fossil #2

67. Funky fossils #3

68. Funky fossils #4

69. Funky fossils #4 cont.