Gram-Postiive

Cocci

Bacilli

Aerobes Anaerobes Aerobes Anaerobes
Clusters Chains Clusters Chains Sporing Non-sporing Sporing Non-sporing
Micrococcus

Staphylococcus

Streptococcus Peptococcus Peptostreptococcus Bacillus Cornybacterium

Listeria

Lactobacillus

Nocardia

Mycobacterium

Clostridium Actinomycoses
Gram-Negative
Cocci Bacilli
Aerobes Anaerobes Aerobes Anaerobes
Neiserria Veillonella Pseudomonas Enterobacteria Parvobacteria Campylobacter

Bacteriodes

Fusobacterium

Salmonella

Shigella

Klesiella

Proteus

Escherichia

Yersinia

 

Bordetella

Haemophilus

Brucella

Pasteurella

Vibrio

 

Spirochaetas

Mycoplasma
Aerobes Anaerobes
Borrelia

Treponema