7CS MANUAL OP DETERMINATIVE BACTERIOLOGY 



g. Coagulated albumin slowly liquefied. 



h. Milkmay show soft lab-coagulation. Clot not definitely 

 digested. 



40. Clostridium tetani. 



hh. Milk shows slow, soft lab-coagulation. Clot slowly 

 digested. 



41. Clostridium lentoputrescens . 

 ff. Glucose wealdy fermented. 



g. Coagulated albumin slowly liquefied. 



h. Milk variably coagulated. Clot, if formed, variably 

 digested. 



42. Clostridium filamentosum,. 

 eee. Gelatin records at variance. 



f. Glucose fermented, 

 g. Coagulated albumin not liquefied, 

 h. Milk not coagulated; unchanged. 



43. Clostridium tetanomorphum. 

 dd. Non-motile. 



e. Gelatin, or glucose gelatin, not liquefied, 

 f. Glucose fermented, 

 g. Coagulated albumin not recorded. 



44. Clostridium alcaligenes. 

 ee. Gelatin,or glucose gelatin, liquefied. 



f. Glucose fermented, 

 g. Coagulated albumin not liquefied. 



45. Clostridium angulosum. 

 gg. Coagulated albumin liquefied. 



46. Clostridium putrefaciens. 

 2. Characteristically produce pigments of varied colors. 



a. Spores central, excentric, to subterminal. 

 b. Spores oval. 



c. Rods distinctly swollen at sporulation. 

 d. Motile. 



e. Gelatin, or glucose gelatin, not liquefied. 



f . Black pigment formed around colonies in deep agar. 



47. Clostridium nigrificans. 

 ff. Violet pigment formed in potato mash. 



g. Indole is formed. 



48. Clostridium helfantii. 

 gg. Indole is not formed. 



48a. Clostridium maggiorai. 

 fff . Green pigment formed on potato slant, 

 g. Indole is formed. 



48b. Clostridium derossii. 

 48c. Clostridium ottolenghii. 

 48d. Clostridium paglianii. 

 gg. Indole is not formed. 



48e. Clostridium lustigii. 

 48f. Clostridium sclavoi. 



