1. Taxonomy
Objective 4.01:
Analyze the classification of organisms according to their evolutionary relationships

2. Classification
Classification: to organize things into groups that have meaning.
Taxonomy: a scientific classification system used to assign each organism universally.
Latin is the universal language of scientists.

3. Aristotle Linnaeus 1st classification system
Divided into 2 groups: Blood or Bloodless, which was basically Animals & Plants.
Developed the current classification system.
Binomial Nomenclature: two-word naming system for each species.
Linnaeus

4. The Seven Taxa 1. Kingdom 2. Phylum 3. Class 4. Order 5. Family
Taxon: A group or level of organization.
Linnaeus’s system uses 7 taxa arranged in order from largest to smallest.
He classified organisms into two kingdoms, Anamalia or Plantae
1. Kingdom
2. Phylum
3. Class
4. Order
5. Family
6. Genus
7. Species
Kids King
Play Phillip
Catch Came
Over or Over
Farmer For
Grays Grape
Shed Soda

5. Scientific Names Scientific names are made of two words:
Genus & species.
Genus is always capitalized
Species is not
The scientific name should always be in italics or underlined.

6. Example of Scientific Name
Common name: Cat
Scientific name: Felis domesticus
Genus: Felis
Species: domesticus
Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata Class: Mammalia Order: Carnivora Family: Felidae Genus: Felis Species: Felis domesticus

8. Human’s Classification
Kingdom
Phylum
Class
Order
Family
Genus
Species
Animalia
Chordata
Mammalia
Primates
Homindae
Homo
Sapiens
All
Children
Must
Play
Hippity
Hop
Scotch

9. Cladogram Shows evolutionary relationships between animals.
Shows how closely related two animals are.

10. Dichotomous Key
A list of characteristics, such as structure and behavior, organized in such a way that organisms can be identified.

11. Pick one object

12. 1a. With a hole Go to Question 2
1b. Without a hole Go to Question 3
2a. Six sided It is Species #1
2b. Four sided It is Species #6
3a. With threading Go to Question 4
3b. Without threading It is Species #8
4a. Pointy tip Go to Question 5
4b. No pointy tip Go to Question 6
5a. Rounded head It is Species #4
5b. Not rounded head It is Species #7
6a. Flat head Go to Question 7
6b. Not flat head It is Species #2
7a. Body length twice the width of head It is Species #5
7b. Body length not twice the width of head It is Species #3