Genus
Ringoceras Strand, 1934
List of species
1. Ringoceras praecurvum Strand, 1934 | Ordovician
Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Orthoceratia |
| Order | Orthocerida |
| Family | Kionoceratidae |
| Genus | Kionoceras |
| Polygrammoceras | |
| Ringoceras | |
| Species | praecurvum |
See also