Common Bacteria
Gram +
Cocci
Catalase + (clusters)
Staphylococcus
Subtopic
Catalase - (chains)
Streptococcus
Subtopic
Rods
Clostridium (anaerobe)
Listeria
Bacillus
Gram -
Cocci
Neisseria
Subtopic
"coccoid" Rods
Haemophilus influenzae
Bordetella
Rods
Lactose fermenter
Klebsiella
Subtopic
E. coli
Subtopic
Enterobacter
Serratia
Lactose nonfermenter
Pseudomonas
Subtopic
Shigella
Salmonella
Proteus
Subtopic