VOLUME THIRTEEN NUMBER ONE 



JOURNAL 



OF 



ENTOMOLOGY 



AND 



ZOOLOGY 



MARCH, 1921 



PUBLISHED QUARTERLY BY 



POMONA COLLEGE DEPARTMENT 0/ ZOOLOGY 



CLAREMONT, CALIFORNIA, U. S. A. 



CONTENTS 



Page 

 A Note on a Local Member of the Family Psychodidae — 



Ella Gemmell .-.-...-.... 1 



Littoral Ophiurans at Lacuna Beach — Arthur S. Campbell - 2 



A List of California Arachnida Pseudoscorpionida — 



M. Moles, W. Moore 6 



The Nervous System and Sense Organs, Part IV — 



W. A. Hilton 15 



^ Index to Volume Twelve 27 



0^ 



Entered Claremont, Cal., Poat-OfficeOct. I, 1910, as scrond-ciaas matter, under Act of Conrriss ot 



March g. I87g 



