18 Early Paleozoic

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Information about 18 Early Paleozoic
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Published on September 3, 2007

Author: Woodwork

Source: authorstream.com

EARLY PALEOZOIC:  EARLY PALEOZOIC Cambrian 544-505 Ordovician 505-441 Silurian 441-418 ORDOVICIAN:  ORDOVICIAN Baltica Early moved south Late - moved north toward Laurentia ORDOVICIAN:  ORDOVICIAN Baltica Early moved south Late - moved north toward Laurentia Oceans Early regression Mid- to Late transgressions again ORDOVICIAN:  ORDOVICIAN Baltica Early moved south Late - moved north toward Laurentia Oceans Early regression Mid- to Late transgressions again North America Taconic orogeny SILURIAN:  SILURIAN Baltica - to equator and headed north SILURIAN:  SILURIAN Baltica - to equator and headed north Laurentia - rotating SILURIAN:  SILURIAN Baltica - to equator and headed north Laurentia rotating Taconic Mountains eroding Acadian-Caledonian Orogeny beginning SILURIAN:  SILURIAN Baltica - to equator and headed north Laurentia rotating Taconic Mountains eroding Acadian-Caledonian Orogeny beginning Siberia - left equator - headed north SILURIAN:  SILURIAN Baltica - to equator and headed north Laurentia rotating Taconic Mountains eroding Acadian-Caledonian Orogeny beginning Siberia - left equator - headed north glaciation at high latitudes (over 65 degrees) in south North American Orogeny:  North American Orogeny Taconic Orogeny - Ordovician erosion produced Queenston Delta North American Orogeny:  North American Orogeny Taconic Orogeny - Ordovician erosion produced Queenston Delta Acadian (Caledonian) Orogeny - Silurian Catskill Delta Synclines of Early Paleozoic:  Synclines of Early Paleozoic Franklinian - northern Canada Synclines of Early Paleozoic:  Synclines of Early Paleozoic Franklinian - northern Canada Cordilleran - western North America Early Paleozoic:  Early Paleozoic Early Paleozoic:  Early Paleozoic LATE PALEOZOIC:  LATE PALEOZOIC Permian 245-286 Pennsylvanian 286-320 Mississippian 320-362 Devonian 362-418 LATE DEVONIAN:  LATE DEVONIAN Baltica and Laurentia collision continued forming Laurussia LATE DEVONIAN:  LATE DEVONIAN Baltica and Laurentia collision continued forming Laurussia Siberia closing on north Laurussia Ellesmere Orogeny (Franklinian) LATE DEVONIAN:  LATE DEVONIAN Baltica and Laurentia collision continued forming Laurussia Siberia closing on north Laurussia Ellesmere orogeny (Franklinian) Antler orogeny in western N. America ANTLER OROGENY:  ANTLER OROGENY Antler Orogeny Idaho, Nevada, (California) ANTLER OROGENY:  ANTLER OROGENY Antler Orogeny Idaho, Nevada, (California) Collisions of N. America with island arcs in Devonian-Mississippian (Pennsylvanian) MISSISSIPPIAN:  MISSISSIPPIAN Mississippian used in N. America - lower Carboniferous in other places MISSISSIPPIAN:  MISSISSIPPIAN Mississippian used in N. America - lower Carboniferous in other places widespread epicontinental seas MISSISSIPPIAN:  MISSISSIPPIAN Mississippian used in N. America - lower Carboniferous in other places widespread epicontinental seas uplift again in Appalachian area (Baltica) MISSISSIPPIAN:  MISSISSIPPIAN Mississippian used in N. America - lower Carboniferous in other places widespread epicontinental seas uplift again in Appalachian area (Baltica) Antler Orogeny continued from Devonian - more island arcs MISSISSIPPIAN:  MISSISSIPPIAN Mississippian used in N. America - lower Carboniferous in other places widespread epicontinental seas uplift again in Appalachian area (Baltica) Antler Orogeny continued from Devonian - more island arcs Texas, Oklahoma, Alabama - Africa and S. America approaching PENNSYLVANIAN:  PENNSYLVANIAN Alleghenian Orogeny - continued uplift of Appalachian area PENNSYLVANIAN:  PENNSYLVANIAN Alleghenian Orogeny - continued uplift of Appalachian area Ouachita Orogeny - syncline in Oklahoma, Arkansas, Texas - collision produced mountains in Pennsylvanian PENNSYLVANIAN:  PENNSYLVANIAN Alleghenian Orogeny - continued uplift of Appalachian area Ouachita Orogeny - syncline in Oklahoma, Arkansas, Texas - collision produced mountains in Pennsylvanian deltas and coal swamps in eastern North America and Europe COAL DEPOSITION:  COAL DEPOSITION sand, mud, etc. from Appalachian and Ouachita Mountains COAL DEPOSITION:  COAL DEPOSITION sand, mud, etc. from Appalachian and Ouachita Mountains numerous small oscillations in sea level COAL DEPOSITION:  COAL DEPOSITION sand, mud, etc. from Appalachian and Ouachita Mountains numerous small oscillations in sea level coal formed from accumulated vegetation in lagoons and coastal swamps - similar to present day Dismal Swamp (VA, NC) or backwaters in LA COAL DEPOSITION:  COAL DEPOSITION sand, mud, etc. from Appalachian and Ouachita Mountains numerous small oscillations in sea level coal formed from accumulated vegetation in lagoons and coastal swamps - similar to present day Dismal Swamp (VA, NC) or backwaters in LA produced coal fields in Pennsylvania, West Virginia, Illinois, etc. and Europe COAL DEPOSITION:  COAL DEPOSITION forests covered swampy land - vegetation died, sometimes killed by flooding COAL DEPOSITION:  COAL DEPOSITION forests covered swampy land plants covered with water and sediment - low oxygen - protected from decomposition COAL DEPOSITION:  COAL DEPOSITION forests covered swampy land plants covered with water and sediment - low oxygen - protected from decomposition carbonization or distillation - leaves carbon COAL DEPOSITION:  COAL DEPOSITION forests covered swampy land plants covered with water and sediment - low oxygen - protected from decomposition carbonization or distillation - leaves carbon (plant peat lignite bituminous anthracite) GLACIATION IN GONDWANA:  GLACIATION IN GONDWANA in South America at least 10 glacial episodes (up to 17 episodes) GLACIATION IN GONDWANA:  GLACIATION IN GONDWANA in South America at least 10 glacial episodes (up to 17 episodes) slow movement of Gondwana over South Pole GLACIATION IN GONDWANA:  GLACIATION IN GONDWANA in South America at least 10 glacial episodes (up to 17 episodes) slow movement of Gondwana over South Pole Africa - Late Devonian and Carboniferous South America - Mississippian - Permian Australia - Permian CORDILLERA:  CORDILLERA western North America eastward moving island arcs collide CORDILLERA:  CORDILLERA western North America eastward moving island arcs collide Mississippian - Antler Orogeny Permian and later - Sonoma Orogeny

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