Gammaproteobacteria

Gammaproteobacteria
Vibrio cholerae
Scientific classification
Domain:	Bacteria
Phylum:	Proteobacteria
Class:	Gammaproteobacteria
Orders
Enterobacteriales Vibrionales Pseudomonadales Legionellales Pasteurellales Xanthomonadales Thiotrichales Oceanospirillales Methylococcales Chromatiales Acidithiobacillales Aeromonadales Alteromonadales Cardiobacteriales

Gammaproteobacteria are a large group of bacteria. They include important bacteria, such as Pseudomonas aeruginosa and Fransicella tuarensis. They are gram-negative bacteria.