VMC 311: Systematic Veterinary Bacteriology and Mycology (2+1)

Systematics

MORPHOLOGY

• Corynebacteria are Gram positive, non-acid fast, non-motile, non-capsulated, small pleomorphic rods.
• They frequently occur in rods, coccoid, cub and fiamentous shape.
• The major pathogen is Corynebacterium diphtheriae, which causes diptheria in children.
• Corynebacteria associated with animals are called diphtheroids.

Domain	Bacteria
Phylum	Actinobacteria
Class	Actinobacteria
Subclass	Actinobacteridae
Order	Actinomycetales
Suborder	Corynebacterineae
Family	Corynebacteriaceae
Genus	Corynebactrerium
Family	Nocardiaceae
Genus	Rhodococcus