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Taxonomy & Nomenclature © 2001 by Jones and Bartlett Publishers A. General Taxonomic Systems Early Classification Systems Carolus Linnaeus—1750s Two Kingdom System Plant Animal Early Classification Systems Ernst Haeckel—1860s Three Kingdom System Plant Animal Protista

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Presentation Transcript
slide1

Taxonomy

&

Nomenclature

© 2001 by Jones and Bartlett Publishers

slide3
Early Classification Systems

Carolus Linnaeus—1750s

Two Kingdom System

Plant

Animal

slide4
Early Classification Systems

Ernst Haeckel—1860s

Three Kingdom System

Plant

Animal

Protista

Prokaryote

Eukaryote

slide6
Modern Classification Systems

Robert Whittaker (1969)

  • Five Kingdom System
    • Monera
    • Protista
    • Fungi
    • Plantae
    • Animalia
slide8
Modern Classification Systems

Carl Woese

Three domain system

  • Archea
  • Eubacteria
  • Eukarya
slide11
Bacterial taxonomy

Bergey's Manual

Criteria for identification and classification

slide12
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Morphology

Cell Shape & Arrangement

Cell Size

Staining Reactions

slide13
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Chemical

Chemical Composition

Teichoic acid

LPS

slide14
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Cultural

Nutritional Requirements

Living Host Requirement

Physical Conditions

Temperature, Light, Gas

slide15
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Metabolic

Energy Yielding Processes - Fermentation

Energy Utilizing Processes - Nutrient transport

Motility

Enzymes

slide16
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Antigens

Stimulate the immune system -antigens

Genetics

G-C ratio

Plasmids

slide17
Bacterial taxonomy

Bergey‘s Manual

Criteria for identification and classification

Pathogenic

Cause disease

Host - plant, animal

Ecological

Habitat

slide19
Nomenclature

Binomial system

Two words

First Word - Genus

Second Word - Describes Genus

slide20
Nomenclature

Sample First Words

Latin Root

Bacillus - Small Rod

Greek Root

Clostridium - small spindle

Corynebacterium - club

bacterium

Personal Names

Erwinia

slide21
Nomenclature

Sample Second Words

Albus - White

Aureus - Gold

Lutea - Yellow

Meningitis - inflammation of meninges

slide22
Nomenclature

Writing technical names

First word - always capitalized & in italics

Second word - never capitalized & in italics

Bacillus subtilis

B. subtilis