(^ NOV 17 1939 i^: 



VOLUME THIRTERP^ NUMBER TWO 



JOURNAL 



OF 



ENTOMOLOGY 



AND 



ZOOLOGY 



JUNE, 1921 



PUBLISHED QUARTERLY BY 

 POMONA COLLEGE DEPARTMENT o/ ZOOLOGY 



CLAREMONT, CALIFORNIA, U. S. A. 



CONTENTS 



Page 

 A List of California Ar.'vchnida 



II. Pedipalpida, M. Moles 11 



III. SCORPIONIDA, F. A. Cox 12 



IV. SOLPUGIDA, J. Nesb(t - - - - - - - 14 



Notes on the Sense Organs in Some Asteroids — 



Arthur S. Campbell 16 



Nervous System and Sense Organs 



V. IV. A. Hilton - . - 34' 



Entered Claremont, Cal., Post-OfBce Oct 1. 1910, as second-class matter, uoder Act of Congress of 

 March S, 1879 



