Genus Hallopora | ||
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Similar Trepostomata, Constellaria, Stenolaemata, Platystrophia, Stigmatella | ||
Hallopora is an extinct genus of bryozoans. They can be found in Ohio, Indiana, and Kentucky of the Midwestern United States, commonly in the Ordovician Kope Formation.
References
Hallopora Wikipedia(Text) CC BY-SA