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Period: 322 to
Aristotles Theory
(years are suppose to be in b.c.) He theorized that species are permanent perfect and immutable with increasing capacity -
Period: to
Carolus Linnaeus
Carolus Linnaeus Devolopes a hierarchil classifications scheme and a binomial nomenclature -
Period: to
Jean Baptiste Lamark
One of 18th and 19th centuary scientist who hypothesized that species can evolve Believed that acquired changes were passed onto offspring Law of use and dissuse inheritance of acquired characters -
Period: to
Thomas malthus
Species are capapble of producing more offspring than resources can suppport Struggle for Food water and mates -
Period: to
Georges Cuvier and theories
Cuvier develops paleontology
Deeper strata contains older taxa
Catastrophism Theory -
Huttons Theory
Hutton Proposes Theory of gradualism -
Period: to
Charles lyell
His theory was uniformitarianism
Geological process at inform rate building and waring down earths crust
proposed that the earth was millions and not thousands of years old -
Lamark's Theory
Lamark Publishes his theory on evolution -
Period: to
Alfred Russel Wallace
Independently conceived of natural selectiion as the principal mechanism of adaptive evolution -
Darwin Publishes Book
Chareles Darwin publishes his book on the Origin of Species by Means of Natural Selection