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| details | Early Permian | USSR(Krasnoyarsk Kray) | Oshurkova,M.V. Upper Paleozoic complexes of microspores of the Tunguska floristic Region, found in the Minusinsk Basin. (In: Palynology, Method and Stratigraphy) | 1973 | |
| details | Early Carboniferous | USSR(Mordovian ASSR) | Dryagina,L.L. Stratigraphy and palynological characterization of Paleozoic and Mesozoic deposits of the Kuznetsk Basin. Palynological charaterization of the Balakhonskaya Series. | 1971 |