Genus
Oncoceras Hall, 1847
Aiheeseen liittyvät julkaisut
Balashov, E. A. 1959. Nekotorye novye vidy nautiloidej ordovika, silura i devona SSSR. Materialy k "Osnovam paleontologii", Bypusk 3, pp. 37-46. Paleontologicheskii Institut Akademii Nauk SSSR.
List of species
1. Oncoceras kegelense Balashov, 1959 | Keila Stage
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Multiceratia |
| Order | Oncocerida |
| Family | Oncoceratidae |
| Genus | Beloitoceras |
| Cyrtorizoceras | |
| Dalecarlioceras | |
| Neumatoceras | |
| Oncoceras | |
| Species | kegelense |
| Genus | Oocerina |
| Paramiamoceras | |
| Retizitteloceras | |
| Richardsonoceras | |
| Richardsonoceroides |