226 SOCIETY OF NATURALISTS. 



Dall, William Healev. Mollusca, PaUeonlology. 



Palaeontologist, U.S. Geological Survey, Honorary Curator, 



Department of Mollusks, U.S. National Museum. 

 S)nitJisonia)i Institution^ Washiug'ton^ D. C. 

 Dana, Edward S., Ph.D. 



Assistant Professor of Natural Philosophy, Yale University. 

 Ill Grove street^ New Haven^ Conn. 

 Davenport, Charles B., A.B.. A.M. . Zoology, 



Assistant in Zoology, Harvard University. 

 Cambridge^ J/ass. 

 *Davis, William M., S.B., M.E. Geology, Geography, and 



Meteorology. 

 Assistant Professor of Physical Geography, Harvard Uni- 

 versity. 

 Museum of Comparative Zoology^ Cambridge^ Mass. 

 *Dewev, Frederic P., Ph.B. Metallurgy. 



Curator of Metallurgy, U.S. National Museum. 

 621 F street N. IV., Washington, D. C. 

 *DiLLER, J. S., S.B. Petrograpliy and Geology. 



Assistant Geologist in Charge of Petrographic Laboratory. 

 U.S. Geological Survey, Washington, D.C. 

 *I)L\f.MOCK, George, Ph.D. Zoology. 



Canobie Lake, N.H. 

 DoLLEY, Cpiarles S. Biology. 



Professor of General Biology in the University of Pennsylva- 

 nia ; Professor of Natural History in Svvarthmore College. 

 University of Pennsylvania, Biological Department, 

 Philadelphia, Penn. 

 *DoNALDSoN, Henry H., Ph.D. Physiology. 



Assistant Professor of Neurology, Clark University. 

 Worcester, Mass. 

 *DuDLEv, William R., M.S. Cryptogamic Botany. 



Assistant Professor of Cryptogamic Botany, Cornell Univer- 

 sity. 

 Cornell University, Ithaca, X.V. 

 *DuTTON, C.E. Geology. 



Captain of Ordnance, U.S.A. 

 U.S. (icoloijical Survey, WasJiim^ton . D.C. 



