PLATE II. 



ppl 

 %i^' 



kV«^. 





SARCINA AURANTIACA. 



(FOUND IN AIR AND WATER.) 



1000. Photomicrograph by Wm. Radam. 



CLADOTHBIX DICHOTOMA. 



(in stagnant water.) 

 1000. Photomicrograph by Wm. Eadam. 



6. BACILLUS VIOLACEUS. 



(POUND IN SPREE WATER AT BERLIN.) 



X 2500. Photomicrograph by Wm. Radam. 



8. CLADOTHRIX NIYEA. 



(IN STAGNANT WATER.) 



X 1000. Photomicrograph by Wm. Radam. 



