Osmia bucephala
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hymenoptera
- family: Megachilidae
- genus: Osmia
- species: Osmia bucephala
Crested Butte
Colorado- Wilmington
Delaware- Glen Ellyn
- Marion
- Wheaton
Illinois- Arlington
- Jamaica Plain
Massachusetts- Chappaqua
New York- Devola
Ohio- Media
Pennsylvania- Middlebury
Vermont- Crozet
- Fort Hunt
- Lovettsville
- Madison
- Wolf Trap
- Woodbridge
Virginia- Pennsboro
- Shannondale
- West Liberty
West Virginia- Madison
Wisconsin
United States