NATURAL SCIENCES OF PHILADELPHIA. 341 



RECORDING SECRETARY'S REPORT. 



The Recording Secretaiy would respeclfull}^ report that, during 

 the year ending November 30th, 1811, there have been elected 

 thirty-five members and eight correspondents. 



The announcement has been made of the death of the following 

 members and correspodents: — 



Four members, namely: Dr. Charles M. Wetherill, Benjamin 

 Marshall, William P. Turnbull, Stephen Morris, Esq. 



Six correspondents, namely: Wilhelm Ritter von Haidinger, 

 Prof. E. E. Adams, D.D., F. F.' Cavada, Mr. J. J. Cohen, Prof. 

 Constant Dumeril, Dr. John Edward Holbrook. 



The number of papers contributed and ordered to be printed 

 in the Proceedings of the Academy during the year, has been 

 nineteen, as follows: — 



Prof. F. B. Meek 3 



T. Meehan 1 



Edward D. Cope 2 



Prof. C. Thomas 1 



J. A. Offden 1 



'o^ 



Prof. L. B. Buckley 1 



Robert Ridgway 1 



Elliott Coues, M.D 2 



Prof. A. Newton 1 



Isaac Lea, LL.D 2 



T. Hale Streets 2 ! G. N. Lawrence 1 



Theodore D. Raud .... 1. 



All of which is respectfull}^ submitted, 



Samuel B. Howell, 



Recording Secretary. 



REPORT OF RECORDER OF MICROSCOPICAL AND 

 BIOLOGICAL SECTION. 



Extract from the Minutes of the Biological and Microscopical Section at the 

 meeting held December 4th, 1871. 



" The Report of the Recorder being in order, it was called for, 

 and after jcing read was, on motion of Dr. Tyson, adopted and 

 directed to be transmitted to the Academy at its approaching 

 annual meeting, as the Report of the Section," to wit: — 



In accordance with that regulation of the Section which requires 

 the Recorder to lay before you a written report of the transac- 

 tions during the year in our department, I have the honor to sub- 

 mit the following summary of scientific labor accomplished within 

 the past twelve months ; and whilst it is incontestably true that 

 1872.] PART III. — 23 



