Megachile relativa
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hymenoptera
- family: Megachilidae
- genus: Megachile
- species: Megachile relativa
- Beaverlodge
- Red Deer
- Vegreville
Alberta
Canada- Orono
Maine- Canandaigua
- Chappaqua
- Franklinville
New York- Madison
Wisconsin
United States