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

MORPHOLOGY

• Gram +ve, bacillus, straight, parallel sides, rounded or truncated ends, occur either singly or in chains or small bundles.

• It is highly pleomorphic, filamentous and involution forms are common. It is capsulated and non-motile.
• The spores are oval, sub-terminal and bulge the mother cell.
• They are rarely produced and their absence is one of the characteristic morphological features of C.welchii.