SEVENTH ANNUAL RECEPTION. -SI? 



3. New Methods for Demonstrating Psychological Phe- 



nomena with the Stereopticon. Exhibited by Professor 

 J. McK. Cattell ; Columbia University. 



4. Apparatus for Studying the Diffusion of the Motor Im- 



pulse. Exhibited by Clark Nissler ; Columbia Uni- 

 versity. 



5. A Graded Series of Areas for Use in Studies of Discrimi- 



nation and" Practice. Exhibited by Dr. Edw. L. 

 Thorndike ; Teachers College, Columbia University. 



M 



ZOOLOGY. 



In Charge of Charles L. Bristol. 



1. Anatomical Preparations. From the Morphological 



Museum of Princeton University. 

 Exhibited by Professor C. F. W. McClure. 



2. Osteological Specimens. Showing improved methods of 



preparation. Exhibited by S. H. Chubb. 



3. Map of the New York Zoological Park. Showing im- 



provements, so far as completed. 

 Exhibited by W. T. Hornaday. 



4. Photographs of the New York Zoological Park. A col- 



lection showing the buildings and animals. 

 Exhibited by W. T. Hornaday. 



5. The Young of the Hag-fish, Bdellostoma stouti. A 



unique specimen of the newly-hatched young of this 

 Hag-fish secured during the past summer near Monte- 

 rey, California. Exhibited by Bashford Dean. 



6. Eggs of the Atlantic Hag-fish, Myxine glutinosa. Until 



the present year, the specimens here exhibited were 

 unique. Collected from deep sea fishers (St. George's 

 Bank, Newfoundland), by Prof. A. E. Verrill, of Yale 



