PLATE 17.

Bacterium typhi. Eberth. Gaffky. (Typhoid Bacillus.) I. Gelatin plate, eight days at 22°. 90. Superficial colony. Compare also Plate 19, VI, VII.

II. Gelatin plate, eight days at 22°. X 150. Superficial colony.

nies.

III. Gelatin plate, four days at 22°.
IV. Agar plate, four days at 22°.
V. Agar plate, four days at 22o.

Natural size.
Natural size.

X 60. Deep colo

VI. Agar plate, four days at 20°. X 60. Superficial colony.

VII. Potato culture, five days at 22°.

VIII. Microscopic preparation. Pure culture from agar plate. 1000. X

IX. Microscopic preparation.

Bacilli with flagella.

Copied after Fränkel and Pfeiffer. kunde," Plate 54, III.

"Atlas der Bakterien

X. Microscopic preparation.

beset with flagella.

XI. Microscopic preparation of Bacterium typhi murium Löffler, with flagella and capsule. X 1500. Stained by Löffler's method.

Long threads thickly

1500. Stained by Löffler's method.