CLASSIFICATION

TAXONOMY

Branch of Biology that deals with classification and naming living things.

Aristotle classified living things into only two categories—plants or animals.

So why classify further? It provides organization and identification for

studying organisms. Common names vary from place to place and

many do not accurately define a species. Example: jellyfish

CAROLUS LINNAEUS: “FOUNDER”

Devised a system of grouping organisms into hierarchical categories according to their form and structure.

Binomial Nomenclature- system uses 2 names to identify an organism

Genus and species

CAN YOU GUESS THESE ORGANISMS

Genus + species = Scientific name Homo sapiens or H. sapiens Drosophila melanogaster or D.

melanogaster Canis familiaris or C. familiaris Carcarodon carcharias or C. carcharias

6-KINGDOM SYSTEM

Used to be 5 kingdoms when Eubacteria and Archbacteria were one kingdom called Monera

LEVELS OF CLASSIFICATION

KingdomPhylumClassOrderFamily GenusSpecies

DOMAINS

3 domains are above Kingdoms

FROG DISSECTION TOMORROW & THURSDAY