| link
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From
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To
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Geolocation
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Author - title
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Year
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| details | Nd | Nd | Soufiane,A. et al. Chitinozoan zonation of the Late Ordovician and the Early Silurian of the island of Anticosti, Quebec, Canada. | 2000 | |
| details | Rhuddanian | Telychian | China(Kiangsu) | Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. | 2000 |