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Showing results for tags 'upper part of the lower ordovician'.
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- 1 reply
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- formation fo ne arkansas
- smithville
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I know what the fossils are on the left (Ceratopea).But what are the round ones on the right ? I find them in the same shallow sandy clay washes.
- 11 replies
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- ceratopea and ?
- north east arkansas
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Some have ID these as horn corals.My argument with that is no sign of septa. the closest I came up with is Rousseauspira from Ordovician of Alaska and California. but those specimens are tiny compared to mine.
- 16 replies
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- found in sallow sandy clay washes
- north east arkansas
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