Biology 1201A Chapter Notes - Chapter 19: Binomial Nomenclature, Carl Linnaeus, Macroevolution
4 Aug 2017
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19. 1 what is a species: species population of organisms capable of interbreeding and producing fertile offspring. 19. 1a naming species: swedish naturalist carl von linn (1707-1778) Rst modern practitioner of taxonomy: taxonomy science that identi es, names, and classi es new species. Linnaeus developed the basic system of naming and classifying organisms that biologists have used for more than two centuries. 19. 1b binomial nomenclature: linnaeus invented the system of binomial nomenclature. Speci c epithet is never used without the gull or abbreviated generic name preceding it bc the same species name is often given to species in diff genera. 19. 1c the taxonomic hierarchy: classi cation conceptual ling system that arranges organisms into ever larger, more inclusive categories, linnaeus classi cation aka. taxonomic hierarchy; comprises a nested series of formal categories. Subspecies: organisms included within any category of the taxonomic hierarchy comprise a taxon (plural, taxa)
