3. Carolus von Linneaus mid-1700’s Determined levels of classification Binomial Nomenclature

4. Levels of Classification: 1.Kingdom – largest group 2.Phylum 3.Class 4.Order 5.Family 6.Genus 7.Species – smallest group

5. Classification of the house cat Kingdom – Animalia Phylum – Chordata Class – Mammalia Order – Carnivora Family – Felidae Genus – Felis Species - Sylvestris

6. Classification of Humans Kingdom – Animalia Phylum – Chordata Class – Mammalia Order – Primate Family - Hominidae Genus - Homo Species – sapiens BIOLOGICAL NAME = Homo sapeins

7. KINGDOM mONERA Bacteria Prokaryotic cells unicellular E. coli Spirillum

8. Kingdom Protista Eukaryotic cells Most unicellular Protozoa Algae

9. Kingdom fungi Eukaryotic cells Most multicellular Absorptive heterotrophs decomposers

10. Kingdom Plantae Eukaryotic Photosynthetic multicellular

11. Kingdom Animalia Eukaryotic cells Multicellular Ingestive heterotrophs

12. phylum Porifera Pore-bearing Sessile sponges

13. phylum Cnidaria Stinging cells Jellyfish Hydra coral

14. phylum Platyhelminthes Flatworms Tapeworm Fluke

15. phylum Aeschelminthes Roundworms

16. phylum annelida Segmented worms

17. Phylum mollusca Soft-bodies Some have shells

18. Phylum echinodermata Spiny skin Radial symmetry

19. Phylum arthropoda Jointed legs

20. Phylum chordata Most have backbones

21. Monotremes Egg-laying mammals Platypus and Echidna (spiny anteater)

22. Pouched mammals Marsupials

23. Placental Mammals Young are nourished by placenta before birth.

24. The end