THE CLASSIFICATION OF BACTERIA 1 89 



183. Bact. mycoides (Fliigge) 



Wurzel bacillus Eisenberg: Bak. Diag., 1886, Tab. 4. 



B. mycoides Flugge ; Die Mikroorganismen, 1886, 324. 



B.figurans Crookshank : Manual, 1886, 324. 



B, ra-mosus Eisenberg; Bak. Diag., 1891, 126. 



B. implexus Zimmerman : Bak. Trink. u. Nutzwasser, 1890. 



Morphology. Bacilli 0.8: 1.6-3.6 /*; rods square-ended, or scarcely rounded, 

 in chains. Stained by Gram's method. Aerobic. 



Gelatin colonies. Small, round, ciliate, becoming large, felted, arborescent ; 

 densest in their centres ; gelatin liquefied rapidly. 



Gelatin stab. In depth, an arborescent growth ; liquefaction crateriform, be- 

 coming saccate ; a membrane on surface of the liquefied gelatin. 



Agar colonies. White-gray, moist, with characteristic root-like branchings. 



Agar slant. Growth shows rhizoid or root-Iilte branchings. 



Potato. Growth like B. subtilis. 



Milk. Peptonized, alkaline. 



Glucose bouillon. No gas. Indol negative. HjS negative. 



Habitat. Soil, water, etc. 



184. Bact. brassicae (Pommer) 



B. irassica Pommer : Mitth. Bot. Inst. Gratz, 1886, Heft I : A. Koch, Bot. Zeit, 1888. 



Imperfectly described, indt. from the preceding. 

 Habitat. Turnip infusion. 



185. Bact. granulatum 



Bacillus No. 3 Pansini ; Virchow's Archiv, CXXII. 



Morphplogy. Bacilli large, rods with granulated plasma. 



Colonies. Anthrax-like. 



Gelatin stab. Like anthrax. 



Potato. Growth white to reddish yellow. 



Bouillon. A thin membrane on the surface ; odor of rotten cheese. 



Habitat. Sputum. 



186. Bact. maritimum (Russell) 



B. maritimus Russell; Bot. Gazette, XVIII, 1893, 440. 



Morphology. Bacilli i .5 : 3.5-6.0 /x ; ends rounded, chains of variable length ; 

 protoplasm granular. 



