01:119:115 Lecture Notes - Lecture 38: Carl Linnaeus, Paleontology, James Hutton
5 Apr 2016
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11/4/15: pre-darwinian ideas, aristotle 384-322 bce scala naturae and classification of species. Carlos linnaeus developed the concept of binomial nomenclature (two names) in the ssytema naturae (1735) Deeper down in rock strata he went, the more organisms differed from modern ones. Theory of catastrophism- at each rock layer a major catastrophe had occurred. 4 land forms by mechanisms that are currently operating in the world. $ the natural laws that operate now have always been operating and continue to operate. $ suggested that the world was older than 6000 years. $ mountains are built by deposition and broken down by erosion. $ jean baptise de lamarck 1809 hypothesis of evolution. $ lamarck hypothesized that species evolve through use and disuse of body parts and the inheritance of acquired characteristics. $ remember he could not know about mendel"s research, that was years later. Two mechanisms to explain change over time: use and disuse.
