APPENDIX C. 



DISEASES PRODUCED BY THE SCHIZOMYCETES. 



THE following classification of the Schizomycetes and the 

 diseases produced by them, arranged according to Cohn's sys- 

 tem, was read before the British Medical Association, by Dr. 

 Julius Dreschfeld, in 1883 : 



I. SPH^ROBACTERIA (Micrococci) : spherical or oval cells, rather lessi 

 than i /* in diameter, occurring singly or in pairs (diplococci) or 

 in masses (zoogloea). 



a. Chromogenous M. prodigiosus. 



b. Zymogenous M. urea. 



c. Pathogenous In the following diseases : 



Acute abscess. 



Pyaemia. 



Septicaemia. 



** Septicaemia in mice (Koch). 

 ** Erysipelas. 



Osteomyelitis. 



Endocarditis ulcerosa. 



* Diphtheria. 

 ** Gonorrhoea. 



* Pneumonia. 



Cerebro-spinal meningitis (Aufrecht). 



Cerebral meningitis (Leyden). 



Acute yellow atrophy of liver. 



Variola. 



Scarlatina. 



Measles. 



Typhus (Mott). 



'* Those diseases in which it is fully established that the micro- 

 organism is the causal agent ; * those in which it is less fully proved ; 

 the rest are doubtful. 



