22 JOURNAL OF THE [January, 



When all are arranged in a cabinet, any one of a thousand 

 bottles can be quickly selected and extracted. 



Meeting of November 17TH, 1893. 



The President, Mr. Charles S. Shultz, in the chair. 



Twenty-seven persons present. 



The Corresponding Secretary read a paper by Mr. K. M. 

 Cunningham, of Mobile, Alabama, entitled " Notes on some 

 Researches among the DiatomaceEe.'^ This paper is published 

 in the Journal, vol. ix., p. 85. 



Mr. Cunningham donated to the cabinet and for distribution 

 dry diatoms stained blue, and a packet of the " moss-like 

 plant " referred to in the paper. 



OBJECTS EXHIBITED. 



1. Section of foot of human embryo: by Henry C. Bennett. 



2. Photomicrographs: Gonococcus, x 900 ; Spirillum of 

 Beggiatoa, x 2,000, showing hyaline membrane surrounding 

 the spirillum : by H. G. Piffard. 



3. Photomicrograph of group of Pleurosigma, by Powell and 

 Lealand's -^ dry objective, supposed to show great diffraction : 

 by F. D. Skeel. 



4. Living Volvox globaior : by Charles S. Shultz. 



5. Mounted specimens of the same : by Charles S. Shultz. 



6. Circulation in Nitella : by A. D. Balen. 



Dr. Piffard donated to the cabinet the photomicrograph of 

 Spirillum of Beggiatoa, and twelve slides prepared by Thum. 



Mr. Shultz distributed living specimens of Volvox among the 

 members. 



Meeting of December ist, 1893. 



The President, Mr. Charles S. Shultz, in the chair. 



Sixteen persons present. 



Dr. John A. Fordyce was elected a Resident Member of the 

 Society. 



The following Committee on Nominations of Officers was ap- 

 pointed by the chair : F. W. Devoe, William E. Damon, F. D. 

 Skeel, A. Woodward, William G. De Witt. 



