176 PROCEEDINGS OF THE ACADEMY OF f Aprils 



April 3. 

 Mr. Arthur Erwin Brown, Vice-President, in the Chair. 

 Eighty-nine persons present. 



The reception of a paper entitled "New, Rare and Little-known 

 Scombridse, No. 3," by Henry W. Fowler (March 22), was reported 

 by the Publication Committee. 



The death of Dr. Ogden Doremus, a correspondent, March 22, was 

 announced. 



Dr. E. G. Conklin made a communication on recent views as to 

 the cause of sex. (No abstract.) 



April 17. 

 Mr. Frank J. Keeley in the Chair. 



Seventy persons present. 



The Publication Committee reported the reception of papers under 

 the following t'tles: 



"Description of a new Australian Glycymeris," by Henry A. Pilsbry 

 (April 10). 



"A Monograph of the Genus Cohocalia," by Harry C. Oberholser 

 (April 12). 



"On Hawaiian Species of Sphyradium," by Henry A. Pilsbry and 

 C. M. Cooke, Jr. 



Mr. George Vaux, Jr., exhibited a number of beautiful lantern 

 illustrations before the reading of a paper by William S. Vaux, Jr., 

 giving the results of recent studies of glaciers 'of the Canadian 

 Rockies and the Selkirks, in continuation of a series of observations 

 extending over a period of eight years. The paper will be published 

 later. 



Messrs. Ogilsby Paul and Norton Downs, M.D., were elected mem- 

 bers. 



The following were ordered to be printed[: 



