VOL. 21 OCTOBER 1919 No. 7 



PROCEEDINGS 



OF THE 



ENTOMOLOGICAL SOCIETY 



OF WASHINGTON 



CONTENTS 



GAHAN, A. B. DESCRIPTIONS OF SEVEN NEW SPECIES OF OPIUS (HYMENOP- 



TERA BRACONIDAE) 161 



HERBERT, FRANK B. A NEW SPECIES OF MATSUCOCCUS FROM PINES IN 



CALIFORNIA (HEMIP.-HOMOP.) 157 



TAKAHASHI, RYOICHI NOTES ON SOME JAPANESE APHIDIDAE 173 



WICKHAM, H. F. SCAPHINOTUS (PSEUDONOMARETUS) MANNII N. SP. 



(COLEOPTERA CARABIDAE) 170 



PUBLISHED MONTHLY EXCEPT JULY, AUGUST AND SEPTEMBER 



BY THE 



ENTOMOLOGICAL SOCIETY OF WASHINGTON 



U. S. NATIONAL MUSEUM 



WASHINGTON, D. C. 



Entered as second-class matter March 10, 1919, at the Post Office at Washington, D. C., 



under Act of August 24, 1912. 



Accepted for mailing at the special rate of postage provided for in Section 1 103, Act of 

 October 3, 1917, authorized July 3, 1918. 



