Holcocephala abdominalis
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Diptera
- family: Asilidae
- genus: Holcocephala
- species: Holcocephala abdominalis
Decatur
Alabama- Hockessin
Delaware- Gainesville
- Lake Mary
Florida- Glen Ellyn
- Mahomet
- Urbana
- Wheaton
Illinois- Crawfordsville
- Lafayette
- Monon
Indiana- Ames
Iowa- Morgantown
Kentucky- Alexandria
- Bossier City
- Opelousas
- Shreveport
Louisiana- Arden on the Severn
- Bel Air
- Beltsville
- Bladensburg
- Brentwood
- Brookmont
- Cabin John
- Carney
- Chester
- Cheverly
- Colmar Manor
- Columbia
- Cottage City
- East Riverdale
- Edmonston
- Forest Glen
- Fort Meade
- Hampton
- Hyattsville
- Kensington
- Layhill
- Leisure World
- Lutherville
- Mays Chapel
- North Bel Air
- North Kensington
- Parkville
- Poolesville
- Riverdale Park
- Rossmoor
- Silver Spring
- South Bel Air
- South Kensington
- Sykesville
- Timonium
- Towson
- Wheaton
- White Marsh
- Williamsport
Maryland- Natchez
- Starkville
Mississippi- Hanover
New Hampshire- Cayuga Heights
- East Ithaca
- Ithaca
- Jamaica
- Oswego
- South Hill
New York- Hugo
Oklahoma- Clarksville
- Knoxville
Tennessee- College Station
Texas- Lyndon
- Lyndonville
Vermont- Washington, D. C.
Washington, D.C.- Williamstown
West Virginia
United States