Ordovician fossils of north China /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Peking :
Geological Survey of China,
1922.
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| Series: | Palaeontologia Sinica ;
series B, v. 1, fasc. 1. |
| Subjects: |
| Item Description: | Bibliography: p. 96-98. |
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| Physical Description: | 127 p., [9] leaves of plates : ill., map. |