Hylaeus schwarzii
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hymenoptera
- family: Colletidae
- genus: Hylaeus
- species: Hylaeus schwarzii
Brookhaven- Shirley
New York- Collingdale
- Colwyn
- Darby
- Sharon Hill
Pennsylvania
United States