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Suborder:
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Tornoceratina
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Superfamily:
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Prionoceratoidea
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Family:
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Gattendorfiidae
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Genus:
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Kazakhstania
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Species:
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colubrella |
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Qualifier:
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ss |
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Author:
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Morton 1836,p.154
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Lower Boundary:
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U Kinderhookian--Osagean [KIH--OSA], 353 million years
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Upper Boundary:
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UIN Rockford Lst. + low.Nancy Mb. top, 352 million years
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