UNIVERSITY OF CALIFORNIA PUBLICATIONS 



IN 



ZOOLOGY 



Vol. 4, No. 1, pp. 1-52, Pis. 1-3 October 26, 1907 



THE ASCIDIANS COLLECTED BY THE 



UNITED STATES FISHERIES BUREAU 



STEAMER ALBATROSS ON THE 



COAST OF CALIFORNIA DURING 



THE SUMMER OF 1904 



BY 



Wm. e. ritter 



BERKELEY 



THE UNIVERSITY PRESS 



