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1st Author:
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Yatskov, Sergei V.
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2nd Author:
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3rd Author:
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Year:
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1990b |
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Title:
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K sistematike semeistva Beloceratidae (Ammonoidea). |
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Reference:
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Trudy Paleontologicheskogo Instituta Akademiya Nauk SSSR, 243: 36-51, 1 fig.; Moskva. |
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Keywords:
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U.Devonian; Beloceratidae |
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Link:
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