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Geolocation
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Author - title
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Year
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| details | Late Tremadocian | Arenigian | China(Kiangsu) | Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. | 2000 |
| details | Early Arenigian | China(Xinjiang Uygur) | Huang,B. et al. The Early Paleozoic paleogeography of the North China block and the other major blocks of China. | 2000 |