| Phyllum | Arthropoda |
| Clase | Insecta |
| Orden | Coleoptera |
| Suborden | Polyphaga |
| Superfamilia | Chrysomeloidea |
| Familia | Cerambycidae |
| Subfamilia | Cerambycinae |
| Tribu | Graciliini |
| Género | Penichroa Stephens, 1839 |
| Phyllum | Arthropoda |
| Clase | Insecta |
| Orden | Coleoptera |
| Suborden | Polyphaga |
| Superfamilia | Chrysomeloidea |
| Familia | Cerambycidae |
| Subfamilia | Cerambycinae |
| Tribu | Graciliini |
| Género | Penichroa Stephens, 1839 |