New edrioasterine and astrocystitid (Echinodermata: Edrioasteroidea) from the Ninemile Shale (Lower Ordovician), central Nevada
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| Description | scientific article published in 2015 |
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author: James Thomas Sprinkle Colin D Sumrall |
| Publication date | March 2015 |
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| Missing/wrong data? | Edit Wikidata item |