PROCEED DINGS 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES 



Fourth Series 



Vol. VII, No. 11, pp. 249-318. December 31, 1917 



XI 



Report upon a Collection of Hemiptera made 



by Walter M. Giffard in 1916 and 1917, 



chiefly in California 



Edward P. Van Duzee 



Curator, Department of Entomology 



PRINTED FROM THE 

 JOHN W. HENDRIE PUBLICATION ENDOWMENT 



SAN FRANCISCO 



Published by the Academy 



1917 



