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Various Sarcinæ.

I. Sarcina cervina Stubenrath. Agar streak culture, fifteen days at 22o, isolated from gastric contents.

II. Sarcina pulmonum Virchow. Agar streak culture, fifteen days at 37o.

III. Sarcina erythromyxa Král. Agar streak culture, thirty days at 22°, isolated from beer.

IV. Sarcina lutea Flügge. Agar streak culture, ten days at 22o, isolated from stomach.

V. Sarcina aurantiaca Flügge. Agar streak culture, ten days at 22°, isolated from yeast.

VI. Sarcina rosea Schröter, emended by Zimmermann. Agar streak culture, twenty-five days at 22°, isolated from light beer.

VII. Micrococcus radius Lehm. and Neum. Agar streak culture, fifteen days at 22°, isolated from air.

VIII. Sarcina canescens Stubenrath. Agar streak culture, twenty days at 22°, isolated from the stomach.

Micrococcus luteus.

Ferd. Cohn, emended by Lehm. and Neum.

I. Gelatin stab, six days at 22°.

II. Gelatin plate, three days at 22° X 50. To the left, superficial; to the right, a deep colony.

III. Microscopic preparation. X 1000. From a twodays'-old agar plate. Often the micrococci are grouped in tetrads.

IV. Agar plate, five days at 22o. Natural size. The colonies are sometimes more yellow.

V. Potato culture, six days at 22°. Sometimes it has a dull luster.

Sarcina pulmonum. Virchow. Hauser.

(Pulmonary Sarcina.) VI. Gelatin stab, twenty days at 22o. The stab is in reality more gray.

VII. Agar streak, twenty days at 22o. VIII. Gelatin plate, twenty days at 22°. To the left, a superficial; to the right, a deep colony.

IX. Potato culture, twenty days at 22o.
X. Stained flagella. Highly magnified.

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VII.

Lith. Anst E Reuchhold, Munchen.

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