GEL 107 (9) - GEL107: PALEOBIOLOGY Lecture 10: Biogeography...

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1 GEL107: PALEOBIOLOGY http://www.barbarylion.com/Al %20About%20Lions.htm What are biomes/ faunal provinces? What is historical biogeography? What is dispersal biogeography? What is ecological biogeography? What is plate tectonics? What is vicariance biogeography? Ecological Biogeography Explains geographic distributions of species based on ecological settings Cosmopolitan : World-wide, with a very broad biogeographical distribution Endemic : Restricted to a single region * ht p:/ news.nationalgeographic.com/news/2005/08/images/050809_lemur_photo.jpg
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2 Endemic Young: e.g., in Hawaii. Relict : former wider range, now restricted to a single (or few) region. What are biomes/ faunal provinces? What is historical biogeography? What is dispersal biogeography? What is ecological biogeography? What is plate tectonics? What is vicariance biogeography? Biomes The world's major communities, classified according to the predominant vegetation and characterized by adaptations of organisms to that particular environment (Campbell). Extremely arid land that contains no permanent surface water Deserts Subtropical Deserts Due to patterns of atmospheric convection
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3 Rainshadow Deserts Occurs because mountains block rain clouds Coastal Deserts Atacama (Peru) Forms along cold ocean currents Faunal Province Equivalent of biomes in animals Fauna: animal community Flora: plant community ht p:/ digilander.libero.it/avifauna/immagini/maps/palearctic_WB01051b.jpg
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This note was uploaded on 12/13/2009 for the course GEL GEL 107 taught by Professor Jishin during the Spring '09 term at UC Davis.

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GEL 107 (9) - GEL107: PALEOBIOLOGY Lecture 10: Biogeography...

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