SURFACE CATCHES OF MARINE DIATOMS AND 
DINOFLAGELLATES MADE BY U.S.S. PIONEER 
BETWEEN SAN DIEGO AND SEATTLE IN 1923 
BY 
WINFRED EMORY ALLEN 
University of California Publications in Zoology 
Volume 26, No. 12, pp. 243-248, plate 25 
UNIVERSITY OF CALIFORNIA PRESS 
BERKELEY, CALIFORNIA 
1924 
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