FIG. 33. Forms of Bacteria. 1, 2, 4, and 5, Micrococci; 3, zoogloea stage 

 of Micrococci ; 7, sarcina or packet forms of Micrococci resulting from 

 successive divisions in different directions; 8, 9, and 10, zoogloea stages 

 of Bacilli; 11 and 12, forms of Bacterium; 14, Leptothrix filaments; 

 15 and 10, Bacilli and Spirilla, showing spores; 17, Vibriones; 18, 19, 20, 

 and 21, Spirilla ; 22, Spirochaetse ; 23, zoogloea stage of Spirochsetse. 



07 



