suliarn - Page 1 Silurian and Devonian periods BIO1130...

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Unformatted text preview: Page 1 Silurian and Devonian periods BIO1130 Organismal Biology Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 1 Silurian and Devonian Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 2 Geological time scale and building height (1floor 60Ma, 72 floors, 12 feet/floor) Major Eons (Ma) Phanerozoic (550 Ma to present time, top 9 floors) Proterozoic (2,500 550 Ma, 33 rd-63 rd ) Archaean (3,800 2,500 Ma, 12 th 33 rd) Hadean (4,500 3,800 Ma, 0-12 th ) Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 3 Major Era Phanerozoic Cenozoic (65 Ma to present time, 72 nd floor) Mesozoic (245-65 Ma, 65 th to 71 st ) Paleozoic (550-245 Ma, 63 th to 65 th ) Proterozoic (2,500 550 Ma) Archaean (3,800 2,500 Ma) Hadean (4,500 3,800 Ma) Geological time scale and building height ( 1floor 60Ma, 72 floors, 12 feet/floor) Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 4 Paleozoic periods Paleozoic era Cambrian 550-488 Ma Ordovician 488-443 Ma Silurian 443-416 Ma Devonian 416-359 Ma Carboniferous 359-299 Ma Permian 299-245 Ma Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 5 Ordovician survivors Cnidaria corals Molluscs Shelled cephalopods Bivalves Gastropods Worms Echinoderms Bryozoa Arthropods Trilobites (some) Marine forms (Crustacea) Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 6 Silurian Silurian reef Field museum Chicago Page 2 Silurian and Devonian periods BIO1130 Organismal Biology Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 7 10:42 AM 7 Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 8 Arthropoda: Crustacea Figure 26.40 Universit dOttawa / University of Ottawa 10:42 AM BIO1130 Organismal Biology 9 Armoured fishes Placoderms Ostracoderm Video video Universit dOttawa / University of Ottawa...
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suliarn - Page 1 Silurian and Devonian periods BIO1130...

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