I 



432 PROCEEDINGS OF THE ACADEMY OF 



Bement ; forty-one from Joseph Jeanes; fifteen from Wm. S. Yaux; 

 three from Messrs. Vaux and Bement; twent3'' from Joseph AVill- 

 cox; two by Homer Pennock; eight by Dr. H. C. Eckstein, U. S. N.; 

 two by Dr. F. V. Harden; two by Dr. J. Yan A. Carter; six by 

 John R. Harvey ; one by Thomas Sinnickson ; and one by Dr. 

 Leid}'. 



A remarkably fine specimen of opalized wood, consisting of the 

 segment of a tree, about one foot in length and eight inches in 

 diameter, was presented l)y Mr. Michael Mohler, of Nevada Cit}', 

 California. A mass of galena, weighing upwards of 600 lbs., was 

 presented by the Asbury M. E. Sunday School of Dubuque Co., 

 Iowa. 



Other minerals were presented by Messrs. P. P. Peck. P. F. 

 Adams, G. C. Hewett, and Charles Weston. 



Miscellaneous Sj^ecimens. A curious stone relic, from Butler 

 Co., Pa., was presented by Dr. J. C. McKee, U. S. A. A jar con- 

 taining a collection of small vertebrates and some invertebrates, 

 from the Isle Redowda, W. I., was presented by Dr. R. E. Yan 

 Riggersraa. Several interesting objects were donated by Mr. T. 

 G. Gentry ; and a large Hornet nest, from New Jersey, was re- 

 ceived from John Tatem. 



Respectfully^ submitted by 



Joseph Leidy, 

 Chairman of Curators. 



REPORT OF RECORDER OF BIOLOGICAL AND 

 MICROSCOPICAL SECTION. 



Adopted December 1st, 1873, and forwarded to the Academy of Natural 

 Sciences as the Report of the Section for the current year. 







In presenting our Annual Report for tlie vear 1813, I think we 

 have again great reason to congratulate ourselves upon the amount 

 of original observation and experiments which has been brought 

 forward by our members, placed on record in our proceedings, 

 and given to the world, cliiefly in the columns of tlie Fhiladelphia 

 Medical Times. For whilst it is true that a smaller number of 

 elaborately prepared essays have been laid before us the past 

 twelve months than in former years, there has, undoulitedly, been 

 elicited in our discussions a much larger amount and variety of 

 that individual opinion and experience which form the essential 



