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Forefathers of Classification

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Forefathers of Classification. Aristotle (Greece): the first person to realize that all living things should be organized Carl Linneaus (17 th century): 1 st person to classify living things in a scientific way

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forefathers of classification
Forefathers of Classification
  • Aristotle (Greece): the first person to realize that all living things should be organized
  • Carl Linneaus (17th century): 1st person to classify living things in a scientific way
  • Charles Darwin (18th century): developed a classification system based on evolution
grouping of living things by domain
Grouping of Living Things by Domain
  • Domains of life:
    • Eukaryota
      • Animals
      • Plants
      • Fungi (mushrooms)
    • Archaea
      • Microbes
    • Eubacteria
      • Blue-green algae
grouping of living things by category
Grouping of Living Things by Category
  • All living things are divided into seven categories
    • Kingdom (common)
    • Phylum
    • Class
    • Order
    • Family
    • Genus
    • Species (specific)
  • Think: Keep Pond Clean Or FroggyGets Sick

Kingdom is the most common and includes many diverse animals. As you move down the list, you get more and more specific about a particular animal.

create classification study aid
Create Classification Study Aid

species

genus

family

order

class

phylum

kingdom

species
Species
  • Most EXCLUSIVE group
  • Contains organisms that are VERY closely related.
  • Can reproduce and create more of their own

American Black Bear

genus
Genus
  • A group of species that are closely related and share a common ancestor.

Asiatic Black Bear

Ursusthibetanus

America Black Bear

Ursusamericanus

family
Family
  • A group of similar, related genera (genus)
  • Smaller than a genus but bigger than an order

Asiatic Black Bear

Ursusthibetanus

America Black Bear

Ursusamericanus

Sloth Bear

Melursusursinus

order
Order
  • A taxon that made of closely related families.
  • For example, carnivores make up one order
class
Class
  • A taxon containing one or more related orders
  • For example, mammals make up one class
phylum
Phylum
  • A group of related classes
  • Chordata (vertebrates) are one phylum
kingdom
Kingdom
  • Most INCLUSIVE group (most species, greatest diversity)
  • 6 kingdoms of life
    • Animals
    • Plants
    • Fungi
    • Protists
    • Bacteria
    • Archaebacteria
k eep p ond c lean o r f roggy g ets s ick

Keep Pond Clean Or FroggyGets Sick!

Kingdom, Phylum, Class, Order, Family, Genus, Species