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Geolocation
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Author - title
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Year
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| details | Early Jurassic | USSR(Yakut ASSR) | Zhabresa,L.D. Palynological characteristics of Jurassic and Cretaceous deposits of the Kenkeme Area, (Southern Chakys Horst). (In: Palynological characteristics of the Paleozoic, Mesozoic and Cenozoic deposits of Vakutia. A.I.Tomskayiya and V.F.Vozin, editors) | 1971 | |
| original | Middle Jurassic | USSR(Kazakh SSR) | Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. | 1956 |