TECHNICAL SERIES No. 1. 
U. S. DEPARTMENT OF AGRICULTURE. 
DIVISION OF ENTOMOLOGY. 
REVISION “<°ci8838Qg 
OF THE 
APHELININ.E OF NORTH AMERICA. 
A SUBFAMILY OF HYMENOPTEROUS PARASITES 
OF THE FAMILY CHALCIDIDE. 
BY 
es OC SO W AR DS 
ENTOMOLOGIST. 
WASHINGTON: 
GOVERNMENT PRiNTING OFFICE. 
1895. 
