2. Add to table of contents:
Shape classification Pg. 76
Classification Pg. 77

3. Classification
Page 77

4. How did it start?
People wanted to organize their world so they began grouping, or classifying everything they saw.

5. Taxonomy-science of classifiying (grouping) living things.
Biologists who study this are called taxonomists

6. What % of living things have been discovered?
So far, we have discovered and classified only about 15% of all living things.

7. Who is Carolus Linnaeus?
Carolus Linnaeus developed the 7-level (taxa) classification system.

8. The Seven Level System Kingdom(biggest) Phylum Class Order Family
Genus
Species(smallest)
King
Phillip
Came
Over
For
Good
Spices

9. Categories within Kingdoms
Kingdoms are divided into groups called phyla
Phyla are subdivided into classes
Classes are subdivided into orders
Orders are subdivided into families
Families are divided into genera
Genera contain closely related species
Species is unique
Categories within Kingdoms

10. Cougar

11. Florida Panther

12. Puma

13. Mountain Lion

14. Ghost Cat

15. Catamount

16. Devil Cat

17. There are at least 50 common names for
the animal shown on the previous 6 slides.
Common names vary according to region.
Soooo…… why would we use a
scientific name?

18. To give every species a name based on a standard method so scientists from different countries can talk about the same animal without confusion

19. Binomial Nomenclature - a two name system for writing scientific names in Latin.
Binomial means two
Nomenclature means name

21. An organism is known by two names…
Canis lupus
Genus species
words in latin are underlined when you hand write them.
=gray wolf.

22. Genus… A genus consists of a group of closely related species
Other animals in the Canis group include dogs and coyotes
The genus name is always Capitalized

23. Species...
A species consists of like organisms that can interbreed and produce fertile offspring
Only grey wolves are known as lupus.
The species name is always lowercase

25. Quick Review What are the seven taxa or levels?
Who designed the system?
What 2 taxa are organisms named with?