10_PhylogeneticSyst

10_PhylogeneticSyst - Phylogenetic Systematics 26.1-26.3...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Phylogenetic Systematics 26.1-26.3
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Molecular systematics is revealing surprises! Fig. 26.2
Background image of page 2
3 More surprises! Eukarya Archaea Eubacteria
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 Some definitions… Phylogeny = the evolutionary history of a species or group of related species Systematics = scientific classification system Taxonomy = the science of naming and classifying living things Phylogenetic systematics = classification of organisms by their order of branching on an evolutionary tree
Background image of page 4
5 Developed by Carolus Linnaeus in 18th century Includes two part format for scientific names (= binomial nomenclature ) and hierarchical classification system (e.g. Kingdom, Phylum, Class, Order, Family, Genus, Species) Still in use today (although Domain has been added as the most inclusive hierarchical category) Old-school taxonomy
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Species Panthera pardus Panthera Genus Family Felidae Carnivora Order Mammalia Class Phylum Chordata Kingdom Animalia Eukarya Domain Fig. 26.3
Background image of page 6
7 Taxonomic tips ‘Species’ is both the singular and the plural form (there is no such thing as a specie!) ‘Genus’ is singular, ‘Genera’ is plural In a binomial name, the first letter of the genus (but not the species) is capitalized, e.g. Homo sapiens , not Homo Sapiens The entire binomial is italicized , or less commonly, underlined
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 43

10_PhylogeneticSyst - Phylogenetic Systematics 26.1-26.3...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online