Bacillus vs. Clostridium

Any of various rod-shaped, spore-forming aerobic bacteria in the genus Bacillus, some of which cause disease.

Any bacilliform (rod-shaped) bacteria.

A variety of bacterium; a microscopic, rod-shaped vegetable organism.

aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil

Bacillus (Latin ) is a genus of Gram-positive, rod-shaped bacteria, a member of the phylum Firmicutes, with 266 named species. The term is also used to describe the shape (rod) of certain bacteria; and the plural Bacilli is the name of the class of bacteria to which this genus belongs.

Example: ‘stick’;

Any of several mostly anaerobic gram-positive bacteria, of the genus Clostridium, that are present in the soil and in the intestines of humans and animals and are capable of forming spores

spindle-shaped bacterial cell esp. one swollen at the center by an endospore.

a genus of anaerobic, spore-forming motile bacteria of the family Bacillaceae, including several pathogenic species, such as the causative agents of gas gangrene (Clostridium perfringens), botulism (Clostridium botulinum), and tetanus (Clostridium tetani).

spindle-shaped bacterial cell especially one swollen at the center by an endospore

Clostridium is a genus of Gram-positive bacteria. This genus includes several significant human pathogens, including the causative agents of botulism and tetanus.