Columnaria
Columnaria is an extinct genus of rugose coral that lived from the Late Ordovician to the Late Devonian. Its remains have been found in Australia, Europe, and North America. Sources
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Columnaria
Columnaria is an extinct genus of rugose coral that lived from the Late Ordovician to the Late Devonian. Its remains have been found in Australia, Europe, and North America. Sources
External links
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