Chalcosyrphus libo
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Diptera
- family: Syrphidae
- genus: Chalcosyrphus
- species: Chalcosyrphus libo
Raritan- Somerville
New Jersey- Millvale
Pennsylvania
United States
Chalcosyrphus libo Raritan Somerville Millvale