EXCHANGE 



VOLUME THREE 



NUMBER TWO 



Journal nf lEuttimnlntjii 



MAY 1911 



Contents 



1. ESSIG. E. O. 



2. ESSIG. E. O. 



3 CHAMBERLIN R. V. 



4. CRAWFORD. D. L. 



5. HALL. H. V. M 



6. COOLIDGE. K. R. 



Host Index to Callfomlan Plant Lice 



Notes on Coccldae VII 



The ChUopodo of California II 



American Psyllldae IV 



Studies In Acartna I 



Notes on Rhopalocera 



TITLE PAGE AND INDEX TO VOLUMES I AND U 



PUBLISHED QUARTERLY BY THE 



Sr^artinnit nf Itttlniui nf Jlt^mmm (Enllrgr 



A. J COOK, D Sc. Head Professor 

 CLAREMONT. CALIFORNIA. U. S. A. 



