Subject
- Celadon Swallowtail1
- Celastrina1
- Celastrina ladon1
- Ceratomia catalpae1
- Ceraunus Blue1
- Charred Dagger Moth1
- Chlosyne gorgone1
- Choristoneura1
- Choristoneura parallela1
- Chorochlamys chloroleucaria1
- Cisseps fulvicollus1
- Citheronia regalis1
- Clear Oakworm Moth1
- Clearwing moths1
- Clinton's Underwing1
- Clouded Skipper1
- Cloudless Sulphur1
- Colocasia flavicornis1
- Colorful Zale1
- Common Gray1