PROCEEDINGS 



lfn(U«ljj of latutal mmt$ 



PHILADELPHIA. 



189^. 



FART II, APRII-OCTOBER. 



PUBLICATION COMMITTEE. 



John H. Redfield, Edw. J. Nolan, M. D., 



Thomas Meehan, Angelo Heilprin, 



Charles E. Smith. 



EDITOR : Edward J. Nolan, M. D. 



PHILADELPHIA: 



ACADEMY OF NATURAL vSCIENCES, 



LOGAN SQUARE. 

 1892. 



