Includes:
Hay bacilli (Bacillus subtilis)
Milk souring bacteria (Streptococcus lactis).
Putrefaction bacteria (Proteus vulgaris).
Intestinal bacteria (Escherichia coli).
Paratyphoid bacteria (Salmonella paratyphi).
Bacillary dysentery (Shigella dysenteriae).
Pus bacteria (Staphylococcus pyogenes).
Bacteria from human mouth.
Bacteria from cheese.
Bacteria from leaven