1886.] NATURAL SCIENCES OF PHILADELPHIA, 365 



shells. By this valuable accession about five thousand species of 

 shells represented by perhaps thirty-five thousand specimens 

 have been added to the already unrivaled Conchological cabinet 

 of the Academy. 



December 28. 



The President, Dr. Leidy, in the chair. 



Thirty-five persons present. 



The following was ordered to be printed : 



