I 



(^ NOV 17 1939 i^ 



VOLUME FIFTEEN NUMBER ONE 



i JOURNAL 



OF 



ENTOMOLOGY 



AND 



ZOOLOGY 



MARCH, 1923 



PUBLISHED QUARTERLY BY 



POMONA COLLEGE DEPARTMENT o/ ZOOLOGY 



CLAREMONT, CALIFORNIA, U. S. A. 



CONTENTS 



Page 



A Model of the Nasal Chamber of a White Mouse at Birth — 



Ida Merrill, E. Schoonover 1 



North American Species of Mimetus — R. /'. Chnmbcrlin 3 



The Nervous System and Sense Organs, XII — //". .7. Hilton. ... H 



