OF THE 



NEW YORK ACADEMY OF SCIENCES. 



VOLUME IL 1880-82. 



The "xlnuals," published for over half a centuiy by the late Lyceum of 

 Natural History, are continued under the above name by the New York 

 Academy of Sciences, beginning with the year 1877. 



It is proposed, as before, to issue four numbers every year, each number 

 to consist of not less than thirty-two pages (octavo^ with or without plates. 

 Price of Yearly Subscription, to resident and honorary members of the 

 Academy, $2.00, or 60 cents a single number; to non-residents of New York 

 City, $3.00, or $1.00 a number ; to residents of the City, fiot members of tlie 

 Academy, $5.00, or $1.50 a number. 



The Academy has for sale a number of back volumes of the Annals of the 

 Lyceum, each containing twelve or more numbers ; the price per volume is 

 .$4.00 with uncolored plates, or $5.00 with colored plates. 



The Academy has established a Publication Fund,.contributors to which, 

 in the sum of $100 at one time, are entitled to all the Scientific Publications 

 of the Academy appearing subsequently to the payment of their contri- 

 butions. 



Communications should be addressed to 



Prof. D. S. MARTIN, 



Chairman of Publication Committee, 236 West Fourth Street. 



Or to 

 JOHN H. HINTON, M. D., 



Treasurer, 41 West Thirty-second Street. 



i^'An^r person residing within the United States, on sending the amount 

 of his yearly subscription to the Treasurer, will receive the numbers as they 

 appear, without further cost. 



Agents in London, Trubner & Co. 



