Chapter 8a

Chapter 8a - Chapter 8 Biogeography Biogeography: The large...

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Chapter 8 Biogeography
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Biogeography: The large scale geographic pattern in the distribution of species, and the causes and history of this distribution
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Wallace’s Realms: Biotic Provinces Realm: Major biogeographic regions of Earth that are based upon fundamental features of the plants and animals found in those regions Taxa : Categories that identify groups of living organisms based upon evolutionary relationships or similarity of characteristics (ex: species, families, orders) Biotic Provinces : A geographical region (realm) inhabited by a characteristic set of taxa, bounded by barriers that prevent the spread of those distinctive kinds of life to other regions. Alfred Russell Wallace
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Within each realm, the vertebrates are in general more closely related to each other than to other vertebrates filling similar niches in other realms
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Chapter 8a - Chapter 8 Biogeography Biogeography: The large...

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