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THE PENNSYLVANIAN

THE PENNSYLVANIAN. The Age of Coal Swamps. Beginning of Absaroka Sequence. Regression of Kaskaskia Erosion took place Large regional unconformity. THE PENNSYLVANIAN. The Age of Coal Swamps. Beginning of Absaroka Sequence. Seas of Absaroka encroach in

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THE PENNSYLVANIAN

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  1. THE PENNSYLVANIAN The Age of Coal Swamps Beginning of Absaroka Sequence Regression of Kaskaskia Erosion took place Large regional unconformity

  2. THE PENNSYLVANIAN The Age of Coal Swamps Beginning of Absaroka Sequence Seas of Absaroka encroach in in Middle Penns. Deposits to east are thicker Terrestrial ss, sh, coal beds

  3. THE PENNSYLVANIAN The Age of Coal Swamps Pennsylvanian Cyclothems Transgressive-regressive events Alternation between marine and nonmarine sediments Represents a change in depositional environment caused by a single advance and retreat of sea

  4. THE PENNSYLVANIAN The Age of Coal Swamps Pennsylvanian Cyclothems

  5. THE PENNSYLVANIAN The Age of Coal Swamps Pennsylvanian Cyclothems Correlated over large areas 50 cyclothems recorded in Missouri and Kansas All about 750 m in thickness, 1000’s of kilometers2 Eustatic sea level change caused by advance and retreat of continental glaciers

  6. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  7. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies Fountain Formation – Flatirons, Boulder, CO

  8. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  9. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  10. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies Paradox Valley CO-UT

  11. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  12. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  13. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ancestral Rockies

  14. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ouachita Mountains

  15. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ouachita Mountains

  16. THE PENNSYLVANIAN The Age of Coal Swamps Southwest Portion of Craton Ouachita Mountains Mississippi Embayment Southern Appalachians

  17. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Calamites, L Lepidodendron, M Sigillaria, A

  18. Reconstructions of Lepidodendron (far left, Late Carboniferous, ~50 m tall), Sigillaria (left, Late Carboniferous, ~40 m,), Valmeyerodendron (middle top, Early Carboniferous, 0.6 m), Protolepidodendron (top right, Middle Devonian, 0.2 m), Chaloneria (bottom middle, Late Carboniferous, 2 m), Pleuromeia (bottom right, Triassic, 2 m) and Isoetes (bottom far right, extant, 30 cm).

  19. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian

  20. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian

  21. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Insects

  22. THE PENNSYLVANIAN The Age of Coal Swamps Fern Life in the Pennsylvanian Lagerstatten Mazon Creek IL Lepidodendron

  23. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Lagerstatten Joggins, NS

  24. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Lagerstatten Joggins, NS plants

  25. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Lagerstatten Joggins, NS first reptiles

  26. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Lagerstatten Joggins, NS insects

  27. THE PENNSYLVANIAN The Age of Coal Swamps Life in the Pennsylvanian Lagerstatten Joggins, NS First terrestrial gastropods

  28. THE PERMIAN The Age of Pangaea Named for Permia, an ancient kingdom between the Urals and the Volga River Named by Murchison in 1841

  29. THE PERMIAN

  30. THE PERMIAN Alleghenian Orogeny continues

  31. THE PERMIAN Sonoman Orogeny

  32. THE PERMIAN

  33. THE PERMIAN

  34. THE PERMIAN

  35. THE PERMIAN El Capitan Capitan Ls. Guadalupe Mountains, TX

  36. THE PERMIAN Castille Fm. evaporited Guadalupe Mountains, TX

  37. THE PERMIAN Reptiles Dimetrodon Mammal-like Reptiles

  38. THE PERMIAN Eggs Amniotic egg allowed Organisms to become terrestrial

  39. THE PERMIAN Plants Glossopteris

  40. THE PERMIAN Permian Extinction

  41. THE TRIASSIC The Break-up of Pangaea Three-fold division of rocks in Germany Named by Frederich von Alberti in 1834

  42. THE TRIASSIC

  43. THE TRIASSIC Absaroka Sea continues to retreat Triassic is very terrestrial Period

  44. THE TRIASSIC

  45. THE TRIASSIC

  46. THE TRIASSIC

  47. THE TRIASSIC

  48. THE TRIASSIC Joshua Chamberlain, left Little Round Top, Battle of Gettysburg 3 July, 1863

  49. THE TRIASSIC Chinle Formation, Petrified Forest National Park

  50. THE TRIASSIC Chinle Formation, Painted Desert

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