Taxonomy

1. Taxonomy Biology 8(A)

2. Learning Objectives • Define taxonomy • Understand the importance of a standardized taxonomic system • Taxonomy

3. Taxonomy Taxonomy– the branch of biology that classifies and names living things • Uses characteristics of organisms and a universal system • Every organism has a specific name • Organisms are assigned to levels of classification

4. Common Name vs. Scientific Name Common name– name given to an organism by the people of a certain area • Causes great deal of confusion • Examples: • Mountain lion • Puma • Cougar

5. Linnaeus’ System CarolusLinnaeus – Swedish botanist who developed new classification system that revolutionized taxonomy Contributions • Created two-word (binomial) scientific naming system • Suggested that organisms with similar structures be placed in same taxonomic group

6. Common Name vs. Scientific Name Scientific name– standard name accepted by all scientists Binomial nomenclature – scientific naming system using Latin language • First name – genus • Second name – specific name • Both names – species • Felisconcolor or Felisconcolor • F. concolor or F. concolor

7. Levels of Taxonomy

8. Levels of Classification • Kingdom • Phylum • Class • Order • Family • Genus • Species • Taxonomy Classification of Humans: • Animalia • Chordata • Mammalia • Primates • Hominidae • Homo • Homo Sapiens

9. Levels of Classification • Kingdom • Phylum • Class • Order • Family • Genus • Species • Taxonomy Levels of Classification • Kings • Play • Chess • On • Fancy • Glass • Squares

10. Taxonomy Importance of a standardized taxonomic system • Needed to orderly classify vast diversity of organisms • Allows for universal understanding • Ability for similarities to be compared • Show common ancestry

11. Learning Objectives • Define taxonomy • Understand the importance of a standardized taxonomic system • Taxonomy