FRIEDLANDEE GEOXJP-CoNTiNirED. 



179 



Bacterium capsulatum (Steritbeeg) Chester. 



Synonyms. Pfeiffer's capsule bacillus; Bacillus capsulatus 

 Sternberg. 



Explanatory. First described by Pfeiffer, who isolated it from 

 the blood of guinea pigs which died spontaneously. 



References. Pfeiffer, Z. f . H. 1889, 6, 145 ; C. 129 ; L. & N. 228 ; 

 Mig. 2, 349. 



Morphological characters : 



1. Form and aebangement: 

 a. Bouillon 



Sketches. 



b. Agar . 



Gelatin. 



d. Other media. . 



Size: 



Staining powers : 



a. Aqueous gentian- violet. . 

 &■ Loeffier''*methylen-blue. 



u. Gram's stain 



d. Special stains 



Motility : 



«.. Character of movement... 



b. Flagella stain 



5. Spores: 



6. Special characters: 



J. Capsules 



b. Involution forms 



c. Deposits or vacuoles.. 



d. Pleomorphism 



