CONTENTS. 



Description of the Hot Springs of Soda Creek, their loeation. 

 number, temperature and altitude, and the Geological fea- 

 tures of the surrounding locality ; together with the remark- 

 able discovery of a human skeleton and a fossil Pine Tree in 

 the Boulder and Gravel formation of Soda Bar, Colorado 



Territory. By E. L. Berthoud, C E 342 



List of Coleoptera collected in the Mountains of Lycoming Coun- 

 ty, Pa By John L. Leconte, M. D 346 



List of Culeoptera collected near Fort Whipple, Arizona, by Dr. 

 Elliott Coues, U. S. A., in 1864 G5. By John L. Leconte, 



M. D 348 



Revision of the Dasytini of the United States. By John L. Le- 

 conte, M. D....! 340 



Additions to the Coleopterous Fauna of the Linked States. No. 



1. By John L Leconte. M. D 361 



Description of some new Cicindelida? from the Pacific Coast of the 



United States. By Geo. II. Horn, M. D 391 



Description of t-ome new genera and species of Central American 



Culeoptera. By Geo. II. [lorn. M. D 397 



On the Consumption of Force by Plants in overcoming Gravita- 

 tion. By Thomas Median -101 



A second study of the Icteridae. By John Cassin 403 



Report of the' Librarian 418 



Report of the Curators f>r 186(5 418 



Election of Officers 426 



Elections for 1866 421 



Correspondence of the Academy for 1866 422 



Donations to the Museum 42'i 



Donations to the Library 430 



Index to Genera 451 



General Index 46b 



