| Kingdom: Animalia |
| Phylum: Arthropoda |
| Subphylum: Atelocerata |
| Class: Hexapoda (including Insecta) |
| Infraclass: Neoptera |
| Subclass: Pterygota |
| Order: Diptera |
| Suborder: Nematocera |
| Infraorder: Bibionomorpha |
| Family: Cecidomyiidae |
| Subfamily: Cecidomyiinae |
| Tribe: Cecidomyiini |
| Genus: Prodiplosis |
| Subject: Prodiplosis morrisi Gagne, 1966 |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Dilleniidae |
| Order: Salicales |
| Family: Salicaceae |
| Genus: Populus |
| Subject: Populus deltoides ssp. deltoides Bartram ex Marsh. |