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CAS Fossil Collection Database

Accession Number 72223.00   Country USA
thumbnail of image of CAS-GEO 72223.00 Polytholosia cylindrica cylindrica HOLOTYPE side 1
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Taxon Polytholosia cylindrica cylindrica State/Prov./Dist. Nevada
InformalName sponge County Mineral
Type Status HOLOTYPE Formation Luning
Author / Date Seilacher, 1962 Age TRIASSIC