Mar6_Phylocode

Mar6_Phylocode - IB 200A Principals of Phylogenetic...

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IB 200A Principals of Phylogenetic Systematics Spring 2008 Phylogenetic Classification & the Phylocode 'For if a citizen in a free commonwealth may speak his mind, it will be at least allowed for me to state my principals among botanists! I have not reached such extreme of hardihood as to believe that all my reasoning is so firmly based, but that someone else may propound reasoning much more mature: still mine will be truer until some other principles are shown to be truer [my emphasis]. To you, my dearly beloved botanist, I submit my rules, the rules which I have laid down for myself, and in accordance with which I intend to walk. If they seem to you worthy, let them be used by you also; if not, please propound something better!' Clasif. Linnaei M. D. Methodus plantarum Sexualis in Sistemate Naturae descripta (G. D. Ehret, ed). Leiden, 1736. p. 31. “The suggestion that it may be as well to give up the attempt to define species, and to content oneself with recording the varieties of pelage and stature which accompany a definable type of skeletal and dental structure in the geographical district in which the latter is indigenous, may be regarded as revolutionary; but I am inclined to think that sooner or later we shall adopt it.” T.H. Huxley 1880 On the cranial and dental characters of the Canidae. Proc. Zool. Soc. 1880: 238. Question Authority - Is there now a case for a range of different and explicit classifications that address different audiences? Undoubtedly, such classifications have existed for a long time but have had no scientific legitimacy. Do they now need some kind of formal framework? What would be the classifications associated with the following? the technological taxonomists (e.g., the molecular geneticist - electron microscopist) the professional field biologist (e.g., university teachers who take students into the field) the amateur field naturalist (e.g., members of local field clubs;)
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This note was uploaded on 08/01/2008 for the course IB 200 taught by Professor Lindberg,mishler,will during the Spring '08 term at Berkeley.

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Mar6_Phylocode - IB 200A Principals of Phylogenetic...

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