c-AV=^nMiNV; 



VOLUME TWO 



NUMBER FOUR 



ilnurnal nt lEntomobgg 



DECEMBER 1910 



Contents 



1. ESSIG. E. O. 



2. CRAWFORD. D. L. 



3. COOLIDGE. KARL R. 



4. ESSIG, E. O. 



5. ESSIG. E. O. 



6. DISTANT. W.L. 



7. CRAWFORD. D. L. 



8. CHAMBERLIN. R. V. 



9. DYAR. N. G. 



lO. GRINNELL. FORDYCE 



The Citrus Mealy Bug 



- - - - The Mexican Orange Maggot 

 ----- A California Orange Dog 



Aphididae of Southern California IV- 

 - The Genus Pseudococcus in California III' 



- - - Description of a New Species of Cicadidae 



American Psyllidae II (Triozinae) 



The Chilopoda of California I. 



Some Moths from Claremont. California 



West Coast News Notes 



11. West Coast Insect Notes 



PUBLISHED BY THE 



CLAREMONT. CALIFORNIA, U. S. A. 



