1915.- NATURAL SCIENCES OF PHILADELPHIA. 547 



November 16. 



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



Twenty persons present. 



The deaths of the following members were announced: 



George Vaux, April 21, 1915. 

 Joseph W. Hawley, May 5, 1915. 

 J. Hewson Bradford, M.D., June 5, 1915. 

 Frederick Prime, July 13, 1915. 

 John T. Morris, August 15, 1915. 

 C. Few Seiss, September 5, 1915. 

 Oglesby Paul, October 5, 1915. 

 And of Frederick W. Putnam, a Correspondent, August 14, 1915. 



The Publication Committee reported the receipt of papers under 

 the following titles: 



"The genus Gryllus as found in America. Orthoptera, " by 

 James A. G. Rehn and Morgan Hebard (May 12). 



''Mollusca of the Southwestern States, VI: The Hacheta Grande, 

 Florida, and Peloncilla Mountains, New Mexico," by Henry A. 

 Pilsbry and James H. Ferriss (May 19). 



"Theorie du gneiss et des terrains cristallophy liens en general, 

 par Stanislas Meunier (May 19). 



"New or little known crane-flies from the United States and 

 Canada. Tipuhdse: Diptera, " by Charles P. Alexander (June 7). 



"Mollusca of the Southwestern States. VII: The Dragoon, 

 Mule, Santa Rita, Baboquivari, and Tucson Ranges, Arizona," by 

 Henry A. Pilsbry and James H. Ferriss (June 16). 



"A classification of minerals according to their occurrence," by 

 Edgar T. Wherry and Samuel G. Gordon (June 19). 



"Cephalopoda of the Kermadec Islands," by S. Stillman Berry 

 (July 7). 



"Aboriginal sites on Tennessee River," by Clarence B. Moore 

 (Julys). 



"The diversity of ecologic conditions and its influence on the 

 richness of floras," by John W. Harshberger, Ph.D. (July 12). 



"The fishes of Trinidad, Grenada and St. Lucia, British West 

 Indies," by Henry W. Fowler (July 15). 



"Fishes from eastern Canada," by Henry W. Fowler (July 15). 



"Rafinesque's types of Unios," by E. G. Vanatta (October 9). 



"The sexual evolution of Sarcocystes muris, " by Howard Crawley 

 (October 25). 



