26 
Abstract of the Report of the Corresponding Secretary, 
For the year 1872-3. 
The Corresponding Secretary reports that the correspon- 
dence for the year ending on the 24th of February, 1873, has, 
asin former years, chiefly arisen from the exchange of publi- 
cations with kindred societies. 
Acknowledgments for publications received have been 
made to the following societies and individuals : 
UNITED STATES. 
Smithsonian Institution, Washington, D. C; 
Academy of Natural Sciences, Philadelphia ; 
American Philosophical Society, Philadelphia ; 
Prof. Edward D. Cope, Philadelphia ; 
Boston Society of Natural History ; 
American Academy of Arts and Sciences, Boston ; 
Trustees of the Museum of Comparative Zodlogy, Cambridge, 
Mass. ; 
Trustees of the Peabody Museum of American Archeology 
and Ethnology, Cambridge ; 
The Essex Institute, Salem, Mass. ; 
Trustees of the Peabody Academy of Science, Salem ; 
Editors of the American Naturalist, Salem ; 
Editors of the American Journal of Science and Arts, New 
Haven, Conn. 
Trustees of the New York State Library, Albany, N. Y.; 
New York State Agricultural Society, Albany ; 
Prof. J. A. Lintner, Albany ; 
Hditors of the American Chemist, New York; 
The State Microscopical Society of Illinois, Chicago, IIL; 
Wisconsin Academy of Science, Arts, and Letters, Madison, 
Wis; 
California Academy of Sciences, San Francisco, Cal. 
Editors of the “ California Farmer,” San Francisco, Cal. ; 
Prof. James Hall, Albany ; 
Indianapolis Academy of Sciences. 
British NortH AMERICA. 
Nova Scotia Institute of Natural Science, Halifax ; 
The Director of the Geological Survey of Canada, Ottawa ; 
Literary and Historical Society of Quebec ; 
Natural History Society of Montreal ; 
The Canadian Institute, Toronto ; 
Entomological Society of Ontario, London, Ont. 
