1898.] natural sciences of philadelphia. 465 



October 4. 

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

 Nineteen persons present. 



October 11. 

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

 Thirty-six persons present. 



October 18. 



J. Cheston Morris, M. D., in the Chair. 



Thirty-four persons present. 



A paper entitled "Some Cuban Species of Cerion," by H. A. 

 Pilsbry and E. G. Vanatta was presented for publication. 



A Memorial of Dr. Joseph Lekly. — Dr. Nolan presented to the 

 Academy as a memorial of the late Dr. Joseph Leidy, five volumes of 

 biographical notices, portraits, autograph letters and original draw- 

 ings. The contents of the volumes in detail are as follows : 



Volume I. 1. Biographical notices by J. Parrish, M. D., New 

 Jersey Medical Exporter, 1853; Henry C. Chapman, M. D., Pro- 

 ceedings of the Academy, June 30, 1891 ; Wm. Hunt, M. D., be- 

 fore the Alumni and Students of the Medical Department of the 

 University of Pennsylvania, Nov. 17, 1891 ; W. S. W. Ruschen- 

 berger, M. D., Proceedings of the American Philosophical Society, 

 April 25, 1892 ; Dr. Persifor Frazer, American Geologist, January, 

 1892 ; Jos. Wharton, before the graduating class of 1891 atSwarth- 

 more College ; George A. Piersol, M. D., to the classes of the Medical 

 and Dental Departments of the University of Pennsylvania, Octo- 

 ber, 1891 ; from the International Clinic, July, 1891. 



2. Transcripts of the original manuscripts of the memorial ad- 

 dresses delivered at a special meeting of the Academy, May 12, 

 1891, in recognition of Dr. Leidy's long continued service to it. 1 

 They consist of papers by Dr. William Hunt on the personal his- 

 tory of the subject of the memorial, by Dr. Harrison Allen on his 

 work in comparative anatomy, by Dr. H. C. Chapman on his 

 work in invertebrate anatomy, by Professor Angelo Heilprin on his 



1 These papers were not published because of the appointment of Dr. Chap- 

 man to prepare for the Proceedings a biographical notice which, with much 

 else, combined and epitomized the matter of the memorial addresses. 



