Taxonomy ^(v)

Naming and Classification of organisms

Phylogeny ^(v)

Building of cladograms based on relationships

Systematics ^(v)

Classifying organisms based on similarities

• Carolus Linneaus developed the first system.
• Binomial Nomenclature--genus + specific epithet
• Ranks--Kingdom, Phylum, Class, Order, Family, Genus, Species.

Rules for Writing

• Genus is capitalized.
• Both genus and species are underlined or italicized.
• Can abbriviate genus.

Species

Must have

• Common descent
• Geographical Range--cosmopolitan, endemic, disjunct.
• Produce fertile offspring.

Topographical Species Concept ^(v)

Based on morphology

• Based on interbredding with production of fertile offspring. 

• Proposed by Ernst Mayr in 1940