VOLUME TWO 



NUMBER TWO 



Pomona Ololbg? 

 iournal of lEntomologg 



MAY 1910 



^0 



Contentg 



1. PIERCE. WRIGHT M. 



2. SMITH. JOHN B. 



3. METZ. CHAS. W. - 



4. BANKS, NATHAN 



5. ESSIG. E. O. 



6. ESSIG. E. O. 



7. BAKER. C. F. - 



8. CRAWFORD, D. L. 



9. GRINNELL, FORDYCE 



Fumigation Studies II. 



The Noctuidae of California I. 



Bees of the Genus CoUetes from Mexico. 



The Scorpions of California. 



- - - Notes on Coccidae V. 



Aphididae of Southern California IV. 



Californian Emesidae. 



American Triozinae (Psyllidae) I. 



West Coast News Notes. 



PUBLISHED BY THE 



SrpartmiMit of liologii of Pomona (Kolkg? 



CLAREMONT, CALIFORNIA, U. S. A. 



