types:

Bacillus anthracis, anthrax bacillus

a species of bacillus that causes anthrax in humans and in animals (cattle and swine and sheep and rabbits and mice and guinea pigs); can be used a bioweapon

Bacillus globigii, Bacillus subtilis, grass bacillus, hay bacillus

a species of bacillus found in soil and decomposing organic matter; some strains produce antibiotics

Yersinia pestis

a bacillus bacterium that causes the plague; aerosolized bacteria can be used as a bioweapon

type of:

eubacteria, eubacterium, true bacteria

a large group of bacteria having rigid cell walls; motile types have flagella