| Kingdom: Animalia |
| Phylum: Arthropoda |
| Subphylum: Hexapoda |
| Class: Insecta |
| Infraclass: Neoptera |
| Subclass: Pterygota |
| Order: Hemiptera |
| Suborder: Sternorrhyncha |
| Superfamily: Aphidoidea |
| Family: Aphididae |
| Subfamily: Aphidinae |
| Tribe: Macrosiphini |
| Genus: Chaetosiphon |
| Subject: Chaetosiphon thomasi Hille Ris Lambers, 1953 |