262 PROCEEDINGS OF THE ACADEMY OF [1898. 



May 3. 



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



Fifty-three persons present. 



Papers under the following titles were presented for publication : — 



"Notes on Mr. Meehan's paper on the Plants of Lewis and 

 Clark's Expedition across the Continent, 1804-06." By Dr. Elliott 

 Coues. 



"List of Bats collected by Dr. W. S. Abbott in Siani." By 

 Gerrit S. Miller, Jr. 



May 10. 



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



Twenty-six persons present. 



Papers under the following titles were presented for publication : — 



"Certain Aboriginal Mounds of the South Carolina Coast." By 

 Clarence B. Moore. 



" Certain Aboriginal Mounds of the Savannah River." By 

 Clarence B. Moore. 



"Certain Aboriginal Mounds of the Altamaha River." By 

 Clarence B. Moore. 



" Recent Acquisitions." By Clarence B. Moore. 



" Environmental and Sexual Dimorphism in Crepidula." By E. 

 G. Conklin. 



May 17. 



Mr. Charles P. Perot in the Chair. 



Thirty-six persons present. 



Papers under the following titles were presented for publication : — 



" Descriptions of five New Phyllostome Bats." By Gerritt S. 

 Miller, Jr. 



" Chitons collected by Dr. Harold Heath at Pacific Grove, near 

 Monterey, Cal." By H. A. Pilsbry. 



"Some New Species of Diatoms." By C. S. Boyer. 



The deaths of Theodore Wernwag, May 1st, and of J. Wain 

 Vaux, May 16th, members were announced. 



