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1st Author:
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Liang, Xiluo
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2nd Author:
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3rd Author:
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Year:
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1983 |
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Title:
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New material of Permian ammonoids with discussion on the origin, migration of Araxoceratidae and the horizon of the Paratirolites. |
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Reference:
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Acta Paleontologica Sinica, 22 (6): 606-615, fig.1-9, pl.1-2; Beijing. |
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Keywords:
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Araxoceratidae, Paratirolites |
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Link:
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