1917.] NATURAL SCIENCES OF PHILADELPHIA. 29 



February 20. 

 Henry Skinner, M.D., Sc.D., in the Chair. 



Fifty-six persons present. 



The Pubhcation Committee reported that papers under the 

 following titles had been presented for publication: 



"Hunting Mollusca in Utah and Idaho in 1916. Part II," by 

 Junius Henderson and L. E. Daniels. (January 19, 1917.) 



"Notes on the anatoni}' of Oreohelix. II," by Henry A. Pilsbry. 

 (January 19.) 



"The reproductive organs of Epiphragmophora callistoderma, " 

 bj' Henry A. Pilsbry. (January 19.) 



"The anatomy of an Eolid, Chiorgera daUi, " b}^ Harold Heath. 

 (February 8.) 



"Mollusca of the Southwestern States. VIII: The Black Range, 

 New ]\Iexico," by H. A. Pilsbry and J. H. Ferris. (February 12.) 



"Notes on fishes from New Jersey, Pennsylvania, and IMaryland, " 

 by Henry W. Fowler. (February 21.) 



"A second collection of fishes from the Panama Canal Zone," 

 by Henry W. Fowler. (February 21.) 



The deaths of Edwin A. Barber, December 12, 1916, and of Andrew 

 C Craig, Jr., January 18, 1917, members, were announced. 



The death of H, Emile Sauvage, a correspondent, January, 1917, 

 was also announced. 



On the unanimous nomination of the Committee on the Hayclen 

 ]\Iemorial Geological Award and with the approval of the Council, 

 the gold Hayden Memorial Medal w^as conferred on William Morris 

 Davis, Ph.D., Emeritus Professor of Geology in Harvard University, 

 in recognition of his distinguished work in geological science. 



William Morris Davis was born in Philadelphia on February 

 12, 1850. He was educated at Harvard University, where he received 

 the degree of B.S. in 1869. He received the honorary degree of 

 Sc.D. at the University of Cape of Good Hope at Cape Town in 

 1905, the degree of Ph.D. at the University of Greifswald in 1906, 

 and the same degree at Christiana in 1911. He is a Chevalier de la 

 Legion d'Honneur. 



Dr. Davis has conducted many geological investigations, and in 

 his work has travelled widely in the United States and foreign coun- 

 tries. His published writings show a remarkable versatility and 



