October, 1900, 



CORNELL 



NATURE-STUDY QUARTERLY 



No. 6. 



Issued by the College ot Agriculture and Experiment Station of 

 Cornell University, under Chapter 430 of the Laws of 1899, 

 of the State of New York. 



I. P. ROBERTS, 



'Director. 



PUBLISHED BY THE UNIVERSITY, 

 ITHACA, N. Y. 



1900. f 

 Entered at the Post-office in Ithaca, N. Y., as second class matter. 



