Taxonomic Hierarchy

• Taxonomy


  deals with the processes of identifying, classifying and naming organisms.
• Phylogeny


  history of the evolution of a species/group
• Systematics 


  deals w/ the process of taxonomy and phylogeny
• What is the mnemonics used to memorize the heirarchy?

  Did King Philip Come Over For Greater Salad?
• identify the taxons in the taxonomic hierarchy.

  A) domain

  B) kingdom

  C) phylum

  D) class

  E) order

  F) family

  G) genus

  H) species

  
• Levels of biological classification

  • Kingdom
  • Phylum (for animals)
  • Division (for plants)
  • Family
  • Genus
  • Species
• Kingdom


  • Highest level
  • Organisms are classified based on cellular organization and nutritional methods
• Phylum (for animals) / Division (for plants)


  • Based on similarities in basic body plan of organization
• Family


  • Based on resemblance
• Genus


  • Based on phylogenetic relatedness or common features
• Species


  • Most specific and basic unit; capable of breeding
• Domain


  Taxon higher than kingdom
• Domains

  • Bacteria (Eubacteria)
  • Archaea (Archaebacteria)
  • Eukarya (Fungi, Plantae, Animalia, Protista)