PSYCHE 



A JOXJK.nsr.A-L OF E]srTOi«(roi-.oo^ 



[Esbililished in 1874 ] 



Vol. 9, No. 320 



December, 1902 



CONTENTS 



Group Characteristics of some North American Butterflies. VI — Samuel 



H. Scudder .............. ^^23 



A SIMPLIFIED spreading-board. — James G. Necdham 427 



Life Histories of North American Geometridae. XXXVIII. — Hairhen G. 



Dyar ............... 42S 



Coccidae and Aleurodidae. — Vernon L. Kellogg ....... 429 



The PUPA of Mermiria Texana Bruner. — T. D. A. Cockcrell. .... 430 



Notes 431 



Index to names of insects. 433 



[Title Page and Table of Contents.] 



« 

 Published bv the 



CAMBRIDGE ENTOMOLOGICAL CLUB 

 Cambridge, [Boston] Mass., U. S. A. 



YEARLY SUBSCRIPTIONS, $2. VOLUME, $q. MONTHLY NUMBKKS, 20 c. 

 [Entered as second class mail matter] 



