Species
Porkunioceras tuba Kröger, 2007
Tyyppilajitiedot
Synonyymit
2007 Porkunioceras tuba sp. nov. — Kröger , pp. 603, fig. 6B, 7F
Aiheeseen liittyvät julkaisut
Kröger, B. 2007. Concentrations of juvenile and small adult cephalopods in the Hirnantian cherts (Late Ordovician) of Porkuni, Estonia. Acta Palaeontologica Polonica 52, 3, 591–608.
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Luokittelu
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Mollusca |
| Class | Cephalopoda |
| Subclass | Multiceratoidea |
| Order | Oncocerida |
| Family | Graciloceratidae |
| Genus | Porkunioceras |
| Species | tuba |
See also
Levinneisyys ja viitteet
- Kröger, 2007a Porkuni Porkuni Stage