Biology:Kallholnoceras

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Kallholnoceras
Temporal range: Ordovician
Scientific classification
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Kallholnoceras

Frye, 1987

Kallholnoceras is a genus of early oncocerid nautiloids from the Ordovician of Sweden, known only from the Boda Limestone at Kallholn.

References

Wikidata ☰ Q19597628 entry