

ALLAN HANCOCK PACIFIC EXPEDITIONS 



VOLUME 7 



NUMBER 4 



SOME CONTRIBUTIONS TO THE BIOLOGY 



AND LIFE HISTORY OF SPIONIDAE 



FROM CALIFORNIA 



With keys to species and genera and descriptions of two new forms 

 (Plates 45-48) 



by 

 OLGA HARTMAN 



ALLAN HANCOCK FOUNDATION 



THE UNIVERSITY OF SOUTHERN CALIFORNIA PRESS 



LOS ANGELES, CALIFORNIA 



1941 



