[885.] NEW-YORK MICROSCOPICAL SOCIETY. 187 



PROCEEDINGS. 



Meeting of June 5TH, 1885. 



The President, Mr. C. Van Brunt, in the chair. 

 Twenty-eight persons present. 



Mr. R. I. Fearon was elected an Active Member of the So- 

 ciety. 



OBJECTS exhibited. 



1. Photographs of Diatoms, taken by Dr. Henri Van Heurck: 

 by The Society. 



2. Cylindrospermum : by A. D. Balen. 



3. Annular and spiral deposit from root of Opiintia vulgaris : 

 by Walter H. Mead. 



4. Section of human scalp ; prepared by Mr. Arthur C. 

 Cole, London : by Edward G. Day. 



5. Vaucheria, showing oogonia and antheridia ; prepared by 

 Mr. Arthur C. Cole : by J. L. Wall. 



6. Transverse section of stem of Fleur de Lis : by B. 

 Braman. 



7. Mesocarpus in conjugation ; prepared by Mr. Arthur C. 

 Cole : by B. Braman. 



8. Chapman's Mould for making microscopical cells : by E. 

 B. Grove. 



DR. van HEURCK's PHOTOGRAPHS OF DIATOMS. 



President Van Brunt : " I have the pleasure of announcing that 

 Dr. Henri Van Heurck has presented to this Society a copy 

 of his ' Synopsis des Diatomees de Belgique,' together with a 

 series of photographs taken by him with the incandescent 

 electric light. Both the Synopsis and the photographs are 

 here." 



By vote of the Society, under motion made by Mr. C. S. 

 Shultz and seconded by Mr. C. F. Cox, the Corresponding 

 Secretary was instructed to convey to Dr. Van Heurck the So- 

 ciety's high sense of his generosity and of the great value of his 

 gift. " Such an expression," said Mr. Cox, " is eminently fit- 

 ting. Dr. Van Heurck holds a leading position among Euro- 



