PLATE 47.

Vibrio choleræ. (Koch.) Buchner. (Comma Bacillus.)

I. Gelatin stab culture, two days at 22°.

II. Gelatin stab culture, seven days at 22°.

III. Gelatin stab culture, eight days at 22°. Culture from a case of cholera asiatica in Hanover.

IV. Gelatin stab culture, eight days at 22°.

V. Agar streak culture, eleven days at 22°.

Surface

VI. Agar stab culture, eight days at 22°. Stab canal. VII. Agar stab culture, eight days at 22° growth.

VIII. Agar plate, six days at 22°.

IX. Agar plate, six days at 22°.

cholera asiatica in Hanover.

Natural size.

Culture from a case of

PLATE 48.

Vibrio cholera. (Koch.) Buchner. (Comma Bacillus.)

I. Agar plate, thirty-six hours at 22°. X 60. To

the left superficial, to the right deep colonies.

II. Agar plate, two days at 22°. X 60. To the left superficial, to the right deep colonies.

III. Agar plate, three days at 22°. 60. To the left superficial, to the right deep colonies.

IV. Agar plate, three weeks at 22°. X 60. To the left superficial, to the right deep colonies.

V. Agar plate, five days at 22°. X 60. culture of cholera asiatica from Hanover. deep colonies.

Colonies of a Superficial and

VI. Gelatin plate, four days at 22°. Natural size. Deeply sunken funnels of liquefaction.

VII. Gelatin plate, fourteen days at 22°. Natural size. Colony with a pronounced formation of zones.

VIII. Gelatin plate, four days at 22°. Shallow zones of liquefaction.

IX. Gelatin plate, six days at 22°. Superficial sinking in of colonies with concentric zones of liquefaction.