Family of flies commonly known as small-headed flies.
Information from Wikipedia on this family of small-headed flies, the larvae of which are parasitoids of spiders.
Photographs of a number of flies in this family.
Photographs of flies in this family to be found in North America, provided by BugGuide.
Lasia purpurata: Purple Small-headed Fly
Photograph and information on this species.
Last update:January 4, 2008 at 1:08:59 UTC