| Kingdom: Animalia |
| Phylum: Arthropoda |
| Subphylum: Hexapoda |
| Class: Insecta |
| Infraclass: Neoptera |
| Subclass: Pterygota |
| Order: Hymenoptera |
| Suborder: Apocrita |
| Superfamily: Apoidea |
| Family: Megachilidae |
| Subfamily: Megachilinae |
| Tribe: Anthidiini |
| Genus: Anthidium |
| Subject: Anthidium porterae Cockerell, 1900 |