1905.1 NATURAL SCIENCES OF PHILADELPHIA. 753 



November 7. 

 The President, Samuel G. Dixon, M.D., in the Chair. 



Twenty-two persons present. 



The death of Benjamin W. Frazier, a member, January 4, 1905, was 

 announced. 



The Publication Committee reported that papers under the follow- 

 ing titles had been received for publication since the last meeting : 



"Hawaiian Species of Endodonta and Opeas." By H. A. Pilsbry 

 and E. G. Vanatta (October 18). 



"Notes on the Orthoptera of Costa Rica with descriptions ^o" new 

 species." By James A. G. Rehn (October 24). 



"On some Pacific Cerithiidfe." By H. A. Pilsbry and E. G. Vanatta 

 (October 25). 



"On a collection of Birds from British East Africa obtained by Mr. 

 George L. Harrison, Jr." By Witmer Stone (November 6). 



John W. Harshberger, Ph.D., made a communication on phy to- 

 geographic influence in North American civilization. (No abstract.) 



In compliance with the recommendation of the Committee on the 

 Hayden Memorial Geological Award, the medal for 1905 was conferred 

 by unanimous vote on Charles Doolittle Walcott, LL.D., Director 

 of the United States Geological Survey. 



Charles Doolittle Walcott was born in New York Mills, New 

 York, the thirty-first of March, 1850. He was educated in the schools 

 of Utica, New York. On leaving school he entered a large hardware 

 establishment, but after a year and a half decided to pursue geological 

 investigations. He located north of Utica, and for five years studied 

 by himself, and w^orked in the field. In 1876 he received an appoint- 

 ment under Professor James Hall, State Geologist of New York, re- 

 maining there until 1879, when he received an appointment as Field 

 Assistant on the United States Geological Survey. He became suc- 

 cessively Assistant Paleontologist, Chief Paleontologist, Geologist in 

 Charge of Geology, and, July 1, 1894, Director of the Survey. 



He began publishing paleontological papers in 1875, and in 1879 

 published his first geological and paleontological memoir, on the 

 "Utica Slate and Related Formations." Since that time numerous 

 papers on geological and paleontological topics have appeared, the 

 most extended of which are "The Paleontology of the Eureka Dis- 

 49 



