PSYCHE 



A JOTUR-nSTA.!-. OF" ElSTTOlVnOLOOY 



[Estahlished in rS7^] 



Vol. 9, No. 304 



August, 1901 



CONTENTS 



Sketch of the hakits of North American Ants. — I. — Augusle Ford . 231 

 Life histories of North American Geometkidae — XXIV — Harrison G. Dyar 239 

 A new use for an ovipositor — Caroline G. So:i/c 240 



Published bv the 



CAMBRIDGE ENTOMOLOGICAL CLUB 



Camhkidge, Mass., U. .S. A. 



YEARLY SUBSCRIPTIONS, $2. VOLUME, $5. MONTHLY NUMBERS, 20 c. 



fEntered as second class mail matter] 



