EENY-461, a 4-page illustrated fact sheet by Joseph W. Diclaro II and Phillip E. Kaufman, is part of the Featured Creatures collection. It describes this sleek looking fly often mistaken for a wasp — synonymy, distribution, description and life cycle, economic importance. Includes selected references. Published by the UF Department of Entomology and Nematology, June 2009.
http://edis.ifas.ufl.edu/IN830