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Geolocation
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Author - title
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Year
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| details | Tertiary | Turkey | Nakoman,E. Contribution to the palynology of the Tertiary formations of the Thrace Basin. 1. Qualitative study. | 1966 | |
| details | Late Eocene | Bulgaria | Chernyavska,S. Characteristics of the spore and pollen assemblages from the Upper Eocene Coals in eastern Bulgaria | 1967 | |
| details | Tertiary | W.Germany(Bavaria) | Eggert,P. et al. Coalification studies on drift wood embedded in the Lower Junghansen-Series, (Lower Cretaceous), of the Feuerstatter-Nappe, (Northern Peninicum), West of Oberstdorf/Allgaeu. | 1976 |