VII 



JOURNAL OF ECONOMIC 



BIOLOGY 



Edited by WALTER E. COLLINGE, M.Sc, F.L.S., F.E.S. 



Contains articles treating of all branches of Econ- 

 omic Biolog3% Entomology, Parasitology, Mycology, 

 etc. Fully illustrated by lithographic plates and text 

 figures. A few sets of Vols. 1-8 still remain, price 

 2l5. each. Volume 9, now in course of publication, 

 will consist of four parts, price 21 5. 



All editorial communications should be addressed to 



Walter E. Collinge, 59 Newhall Street, Birmingham, 



and all subscriptions to 



London: DULAU d CO., Ltd., 37 Soho Square, W. 

 Berlin: R. FRIEDLANDER «& SOHN. 



The Sling'erldwnd Ld^ntern Slides 



Photographed and Colored from Nature 



Life -histories of Butterflies and Nfoths :: Injurious Insects 



Trees and Fruits :: Birds and other Nature-study Subjects 



... Send for List ... 



Mrs. M. V. Slingerland, Ithaca, New York 



Please mention the Journal of Economic Entomology when writing to advertisers. 



