PROCEEDINGS 



dr. d 



^Ic ^cad'^wg 0f ^iitural ^tmm% 



F»HIIvADEIvF»HIA. 



1S99. 



PART II—APRIL-SEPTE3IBER. 



PUBLICATION COMMITTEE. 



Thomas Meehan, Charles E. Smith, 



Edw. J. Nolan, M. D., Henry Skinner, M. D., 



Henry A. Pilsbry. 



EDITOR : Edward J. Nolan, M. D. 



PHH^ADELPHIA : 



ACADEMY OF NATURAL SCIENCES, 



LOGAN SQUARE. 

 1899. 



-C^ 



