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Author - title
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Year
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| details | Pennsylvanian | Poland | Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. | 1944 | |
| details | Middle Permian | USSR(Mordovian ASSR) | Dryagina,L.L. Stratigraphy and palynological characterization of Paleozoic and Mesozoic deposits of the Kuznetsk Basin. Palynological characterization of the Kol'chuginskaya Series. | 1971 |