APRIL, 1921 



ENTOMOLOGICAL NEWS 



Vol. XXXII No. 4 



THOMAS BELLERBY WILSON 

 1807-1865 



PHILIP P. CALVERT, Ph. D, ; Editor. 



E. T. CRESSON, JR., Associate Editor. 



HENRY SKINNER, M.D., Sc.D., Editor Emeritus. 



ADVISORY COMMITTEE: 



EZRA T. CRESSON, J. A. G. REHN, 



PHILIP LAURENT, H. W. WENZEL. 





PHILADELPHIA, PA. 



THE ACADEMY OF NATURAL SCIENCES, 

 Logan Square 



Entered at the Philadelphia, Pa., Post Office as Second Class Mailer. 



Acceptance for mailing at the special rate of postage prescribed for in Section noj?, 



Act of October 3, 1917, authorized January 15, 1921. 



