Genus
Cyclendoceras Grabau et Shimer 1910
List of species
Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Orthoceratia |
| Order | Endoceratida |
| Family | Cyrtendoceratidae |
| Endoceratidae | |
| Narthecoceratidae | |
| Proterocameroceratidae | |
| Genus | Cyclendoceras |
| Species | dubium |
| norvegicum |
See also