Classification

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Classification
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• Putting things into orderly groups based on
  similar characteristics

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The History of Classification

• 1600s ? 2 groups plants and animals
• 1700s ? Carolus Linnaeus founded taxonomy
  (similar to what we use today)
• Taxonomy the science of describing,
  classifying, and naming organisms

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Classification Today

• 8 level system
• Domain Denmarks
• Kingdom King
• Phylum Phillip
• Class Came
• Order Over
• Family For
• Genus Good
• Species Spaghetti

Domain Eukarya Kingdom Animal Phylum
Chordata Class Mammalia Order
Carnivora Family Felidae Genus
Felis Species Felis domesticus
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Scientific Names

• Scientific names are used to help scientists
  communicate clearly about organisms.
• Turdus migratorious is the American Robin
• Tregallasia capito is the Australian Robin
• Erithacus rubecula is the English Robin

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Scientific Names

• Started by Linnaeus
• 2-part naming system Homo sapien
• Italicized
• Ist word is the Genus ?Homo
• 2nd word is the specific name or species ?
  sapien
• The 1st word is always capitalized and the second
  part is always lower case.

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Dichotomous Keys

• A dichotomous key is used to identify something.
  You must always pick one of the 2 choices and
  then it will tell you what the thing is, or it
  will direct you to another set of 2 choices. You
  keep going until you get to your answer.
• Dichotomous Key to the 7 Ups Teachers
• 1a Is it male? Go to 4
• 1b Is it female? Go to 2
• 2a Blonde hair? Go to 3
• 2b Brown hair? Ms. Scott
• 3a Over 510? Mrs. Buggey
• 3b Under 510? Mrs. Prevade-Meehan
• 4a Facial hair? Mr. Mason
• 4b No facial hair? Mr. Rasbach

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The END