Download Taxonomy

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
• Domains of life:
– Eukaryota
• Animals
• Plants
• Fungi (mushrooms)
– Archaea
• Microbes
– Eubacteria
• Blue-green algae
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 Froggy
Gets 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
species
genus
family
order
class
phylum
kingdom
Species
• Most EXCLUSIVE group
• Contains organisms that are VERY closely
related.
• Can reproduce and create more of their own
American Black Bear
Genus
• A group of species that are closely related and
share a common ancestor.
Asiatic Black Bear
Ursus thibetanus
America Black Bear
Ursus americanus
Family
• A group of similar, related genera (genus)
• Smaller than a genus but bigger than an order
Asiatic Black Bear
Ursus thibetanus
America Black Bear
Ursus americanus
Sloth Bear
Melursus ursinus
Order
• A taxon that made of closely related families.
• For example, carnivores make up one order
Class
• A taxon containing one or more related orders
• For example, mammals make up one class
Phylum
• A group of related classes
• Chordata (vertebrates) are one phylum
Kingdom
• Most INCLUSIVE group (most species, greatest
diversity)
• 6 kingdoms of life
– Animals
– Plants
– Fungi
– Protists
– Bacteria
– Archaebacteria
Keep Pond Clean Or Froggy Gets Sick!
Kingdom, Phylum, Class, Order, Family, Genus, Species