Family
Calodiscidae Kobayashi, 1943
List of species
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Arthropoda |
| Subphylum | Trilobita |
| Order | Agnostida |
| Suborder | Eodiscina |
| Superfamily | Eodiscoidea |
| Family | Calodiscidae |
| Genus | Calodiscus |
| Family | Eodiscidae |