520 
CORRESPONDENCE. 
May. —J. W. Dawson, in regard to publications. 
Prof. F. Y. Hayden, in relation to publications of Geological Survey of 
the Territories. 
Col. T. M. Bryan and M. C. Cook, severally acknowledging receipt of 
notice of election as correspondents. 
Asiatic Society of Japan, with publications. 
Konigl. Bohmische Gesellschaft der Wissenschaften in Prag; 
Die Naturforschende Gesellschaft in Danzig; 
Yale College ; severally acknowledging receipt of publications. 
A. T. Goshorn, Director of the Centennial Commission, inclosing letter 
from Thos. J. Wright. 
June. —J. K. Hoyt, in relation to Helminthophaga Lawrencii, Herr. 
Cyrus Thomas, in relation to price of Proceedings. 
Wm. M. Wilson, with resignation. 
Leeds Philosophical and Literary Society; 
Koyal Geographical Society of London; severally acknowledging receipt 
of publications. 
Det Kongelige norske Yidenskabers-Selskab i Throndkjem ; 
Academie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique; 
Die Kaiserliche Akademie der Wissenschaften zu Wien; severally acknow¬ 
ledging receipt of, and accompanying publications. 
K. k. zoologisch-botanishe Gesellschaft, Wien ; 
Die Pollichia ; severally with publications. 
A. Moret, from La Ronce, France, with reference to a prize essay on Moral 
and Political Science. 
July. —P. P. Carpenter, in relation to facilities for study of the Chitonidae. 
Der Verein fur Naturw. Unterhaltung im Hamburg, with publications.' 
Boston Society of Natural History ; 
Literary and Philosophical Society of Liverpool; 
Essex Institute, Salem; 
Smithsonian Institution, Washington; 
Royal Society of Tasmania; severally acknowledging receipt of publica¬ 
tions. 
August. —G. Moret, in explanation of prize essay. 
C. W. Irish, accompanying a piece of the Iowa meteorite. 
Edw. Berthoud, with essay. 
Statistical Society of London, acknowledging receipt of publications. 
September. —Linnean Society, London, acknowledging receipt of publica¬ 
tions. 
Masonic Academy, Milton, Florida, desiring publications. 
Messrs. Porter and Coates, Philadelphia, requesting information about the 
Academy. 
