ABSTRACT 
Spencer, Kenneth A. , and George C. 
Steyskal. 1986. Manual of the 
Agromyzidae (Diptera) of the United 
States. U.S. Department of Agricul- 
ture, Agriculture Handbook No. 638, 
478 pp. 
In part 1, keys to genera and species 
are provided for the 531 species of 
Agromyzidae, with a list of their host 
plants. In part 2, 85 new species are 
described, and 22 new synonymies and 
16 new combinations are established. 
KEYWORDS: Agromyzidae, biology, distri- 
bution, entomology, identification, in- 
sects, keys, North America, taxonomy. 
For sale by the Superintendent of Documents, U.S. Government Printing Office 
Washington, D.C. 20402 
