1. Taxonomy & Classification p. 117
EQ: How are organisms classified?
How do we know which organisms are most related using the scientific name?

2. What do you call this Bug??
Armadillo Bug
Doodle Bug
Wood Bug
Piggy-Wigs
(Australians)
Boat Builder (Canadians)
Cheeselogs (British)
Sow Bug
Wood Louse
Roly-poly
Cheesy Bobs (British)
Slaters
(Australians)
Pill Bug

3. What Scientists call this Bug
Oniscus asellus
Fun Fact!! This organism is not an insect, but a crustacean. It is more closely related to crabs & shrimps than insects.

4. Linnaeus Started it All
Before Linneaus, there was no standard for naming organisms – CHAOS!
Linneaus (1700s) organized animals based on physical similarities
We know that physical similarities don’t always mean they are related …What type of structure is this??
Now we classify animals based on their genetic similarities

5. Important Vocabulary:
Taxonomy - science of naming and classifying organisms
Taxon – group of organisms (ex: order, class) that are similar
Binomial nomenclature – two word system for naming organisms.
Genus species if you are typing it
Genus species if you are writing by hand
Species – Group of organisms that can breed and produce fertile offspring

6. Levels of Classification
Broadest
Dear King Philip Came Over For Great Spaghetti
Domain
Kingdom
Phylum
Class
Order
Family
Genus
species
King Phillip
Most Specific

7. Are squirrels more closely related to panda bears or cardinals? Explain.

8. Which organisms are most similar?
Group 1
Ursus americanus
Homarus americanus
Bufo americanus
Group 2
Ursus americanus
Ursus arctos
Ursus maritimus

9. Let’s see how we did… Ursus americanus Ursus americanus
Bufo americanus
Homarus americanus
Ursus arctos
Ursus maritimus

10. Which organisms are most similar?
Group 1
Ursus americanus
Homarus americanus
Bufo americanus
Group 2
Ursus americanus
Ursus arctos
Ursus maritimus
Look at the GENUS!