50 



non-motile bacilli, 1-3 ft long, 0-2 broad, with rounded ends. 

 Babfes and Kolb describe the organism as an oval bacillus sur- 

 rounded with a narrow capsule, and staining feebly by Gram. 



Bacillus flavocoriaceus, from water; a very small bacillus, pro- 

 ducing a sulphur-yellow pigment. 



Bacillus striatus flavus, from nasal mucus ; short, thick, curved 

 rods, showing striated staining; produces a sulphur-yellow 

 pigment ; rare. 



Bacillus canalis parvus, from sewer-water ; non-motile bacilli, 2 to 

 5 n long, with rounded ends ; the ends of the rods stain more 

 deeply than the central portion ; will not stain by Gram. 



