Genus
Madygenia Petrunina, 1975
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Proetida |
| Suborder | Aulacopleuroidea |
| Family | Rorringtoniidae |
| Genus | Cyamella |
| Isbergia | |
| Madygenia | |
| Rorringtonia |
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Proetida |
| Suborder | Aulacopleuroidea |
| Family | Rorringtoniidae |
| Genus | Cyamella |
| Isbergia | |
| Madygenia | |
| Rorringtonia |