SMITHSONIAN MISCELLANEOUS COLLECTIONS 
VOLUME 134, NUMBER 6 
STUDIES BY PHASE-CONTRAST 
MICROSCOPY ON DISTRIBUTION OF 
PAT TERINS: OP -HEMOL YMPH 
COAGULATION IN INSECTS 
(With OnE PLATE) 
By 
CHARLES GREGOIRE 
Department of Biochemistry, 
University of Liége, Belgium 
(PusBiicaTion 4271) 
CITY OF WASHINGTON 
PUBLISHED BY THE SMITHSONIAN INSTITUTION 
MAY 8, 1957 
