Genus
Cyrtodiscus Perner, 1903
Selection of related publications
Ebbestad, J. O. R., Högström, A. E. S., Frisk, Ǻ. M. 2013. Gastropods and tergomyans from the Upper Ordovician (Viru-Harju) of the Fagelsang area, Scania, southern Sweden. Journal of Systematic Palaeontology 11, 3, 295-336. DOI:10.1080/14772019.2012.660994
List of species
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Tergomya |
| Order | Cyrtonellida |
| Family | Carcassonnellidae |
| Cyrtolitidae | |
| Pollicinidae | |
| Genus | Cyrtodiscus |
| Species | ? evolvens |
| Genus | Peelerophon |