Genus
Eichwaldoceras Balashov 1955
Aiheeseen liittyvät julkaisut
Balashov, Z. G. 1955. Nekotorye novye rody i vidy nautiloidej ordovika Pribaltiki. Voprosy paleontologii II, 45-54.
List of species
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Tarphyceratia |
| Order | Tarphyceratida |
| Family | Estonioceratidae |
| Genus | Aethoceras |
| Aphetoceras | |
| Aserioceras | |
| Bentoceras | |
| Clytoceras | |
| Eichwaldoceras | |
| Species | crispulum |
| volchovense | |
| Genus | Estonioceras |
| Falcilituites | |
| Pakrioceras | |
| Planctoceras | |
| Pycnoceras | |
| Shumardoceras | |
| Tragoceras |
Levinneisyys ja viitteet
- Balashov, 1955a Volkhov River outcrops Kunda Stage