OUTLINE FOR SYSTEMATIC STUDY. 



Species , 



1. Habitat 



2. Growth on media 



(1) Gelatin 



(2) Agar-agar 



(3) Blood-serum 



(4) Potato 



3. Relation to temperature 



(1) Best growth 



(2) Thermal death-point 



4. Relation to oxygen 



5. Gas formation 



6. Chemical reaction 



7. Formation of indol 4 



8. Pigmentation 



9. Pathogenesis 



10. Anilin reaction (Gram's method) . 



11. Motility 



12. Morphology 



13. Size 



14. Spore formation 



15. Classification . . 



[155] 



