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CAMBRIDGE ENTOMOLOGICAL CLUB 
OFFICERS FOR 1944-1945 
President 
Vice-President 
Secretary 
Treasurer 
Executive Committee 
. C. T. Brues 
K. D. Arbuthnot 
G. E. Erikson 
F. M. Carpenter 
N. Banks 
T. Barbour 
F. M. Carpenter 
EDITORIAL BOARD OF PSYCHE 
EDITOR-IN-CHIEF 
C. T. Brues, Harvard University 
associate editor 
F. M. Carpenter, Harvard University 
CONSULTING EDITORS 
Nathan Banks, 
Harvard University. 
Thomas Barbour, 
Harvard University. 
Richard Dow, 
Reading, Mass. 
A. E. Emerson, 
University of Chicago. 
A. L. Melander, 
College of the 
City of New York. 
J. G. Needham, 
Cornell University. 
PSYCHE is published quarterly, the issues appearing in March, June, September, and De- 
cember. Subscription price, per year, payable in advance: $2.00 to Subscribers in the United 
States; Canadian and ioreign subscriptions $2.25, payable at par. Single copies, 65 cents. 
Cheques and remittances should be addressed to Treasurer, Cambridge Entomological -Club, 
Biological Laboratories, Harvard University, Cambridge, Mass. 
Orders for back volumes, missing numbers, notices of change of address, etc., should be sent 
to Professor F. M. Carpenter, Biological Laboratories, Harvard University, Cambridge, Mass. 
IMPORTANT NOTICE TO CONTRIBUTORS 
Manuscripts intended for publication, books intended for review, and other editorial matter, 
should be addressed to Professor C. T. Brues, Biological Laboratories, Harvard University, 
Cambridge, Mass. 
Authors contributing articles over 8 printed pages in length will be required to bear a part 
of the extra expense, for additional pages. This expense will be that of typesetting only, which 
is about $2.00 per page. The actual cost of preparing cuts for all illustrations must be borne by 
contributors; the expense for full page plates from line drawings is approximately $5.00 each, 
and for full page half-tones, $7.50 each; smaller sizes in proportion. 
AUTHOR’S SEPARATES 
Reprints of articles may be secured by authors, if they are ordered before, or at the time 
proofs are received for corrections. The cost of these will be furnished by the Editor on 
application. 
Printed by the Harvard University Printing Office, Cambridge, Mass., U. S. A. 
