Lecture33

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Unformatted text preview: nozoic Era Events •  Ter?ary Period ~5 ­7 MYA –  Divergence hominid / chimpanzee / gorilla lineages •  Quaternary Period ~1.8 MYA –  First Homo fossils in Quaternary Period (1.8 MYA – Present) –  Pleistocene Epoch – Fluctua?ons in temperatures •  Quaternary Period ~17,000 YA –  Last ice age at maximum advance •  Quaternary Period ~12,000 YA –  Development of Agriculture •  Quaternary Period ~ 4,000 YA –  Modern History! History of Life •  Lots of changes in taxa •  Lots of ex?nc?ons –  Good or bad? •  How do we relate current distribu?ons of organisms with fossil evidence and phylogene?cs (especially molecular) BIOGEOGRAPHY 13 4/12/13 BIOGEOGRAPHY Explain why species and higher taxa are distributed as they are, and why the diversity and taxonomic composi?on of the biota vary from one region to another. Biodiversity paaerns of species number at local to global scale Integra?on of various disciplines •  Geology •  Paleontology •  Phylogene?cs •  Ecology CHARLES R. DARWIN 1.  “Neither the similarity nor the dissimilarity of the inhabitants of various regions can be wholly accounted f...
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This note was uploaded on 02/02/2014 for the course ECOL 335 taught by Professor Reinthal during the Spring '10 term at University of Arizona- Tucson.

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