Modern Taxonomy Ch. 15.4 continued What is TAXONOMY? Branch of science that deals with identification, naming and classifying organisms How many organisms are there? Range is from 10 -100 million Estimated that 99% of living things have become extinct 99% of living things are smaller than bumble bees! Tribolites System Used today… Developed by CAROLUS LINNAEUS around 1735 Two main parts: * Two-part Latin name Binomial nomenclature Genus and species * A hierarchy or ordering into broader and broader groups The Broad categories are… KINGDOM Phylym Class Order Family Genus Species Since the 1880’s and the discoveries made by Charles Darwin… Believe creatures in our time had common ancestors in the past A “family tree” Common ancestors or not?
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