CONTENTS 
CHAPTER XVI. 
The Coli—Cloac.e— Proteus Group. 
Bacillus Coli 388 
BaciUus CloacEG 393 
Bacillus Proteus Group 394 
CHAPTER XVII. 
The Bacillus Mucosus Capsulatus Group. 
Bacillus Rhinoscleromatis 400 
Bacillus Ozirme 400 
Bacillus Lactis Aerogenes 400 
Bacillus Aminophilus 401 
CHAPTER XVJII. 
Glanders, Anthrax, Ptocyaneus, Infectious Abortion, Malta Fever, 
AciDURic Bacteria. 
Bacillus Mallei 402 
Bacillus Anthracis 406 
Bacillus Pyocyaneus ■ • 413 
Bacillus Abortus 415 
Bacillus Melitensis 418 
Aciduric Bacteria 421 
BaciUus Acidophilus 421 
Bacillus Acidophil-aerogenes 422 
CHAPTER XIX. 
The Diphtheria Bacillus Group. 
The Diphtheria Bacillus 423 
Conditions Favoring the Production of Diphtheria Toxin .... 427 
Constitution of Diphtheria Toxin 428 
Bacilh Similar to the Diphtheria Bacillus 437 
Bacillus Hofmanni 438 
Bacillus Xerosis 438 
Bacillus Hodgkini 438 
CHAPTER XX. 
The Hemorrhagic Septicemia Group— Tularemia. 
Bacillus Pestis 440 
Tularemia and Bacterium Tularsense 449 
CHAPTER XXJ. 
Hemoglobinophilic Bacilli: Koch-Weeks, Morax-Axenfeld and Ducrey 
Bacilli. 
Bacillus Influenzae 452 
Bacillus Pertussis 457 
The Koch-Weeks Bacillus 460 
The Morax-Axenfeld Bacillus 461 
The Bacillus of Ducrey .462 
