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Geolocation
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Author - title
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Year
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| original | Middle Stephanian | France | Alpern,B. Contribution to the palynological and petrographic study of French Coals. | 1959 | |
| original | Middle Stephanian | France(Jura) | Alpern,B. et al. Description of some microspores of the French Permo-Carboniferous. | 1958 | |
| details | Visean | Westphalian D | Turkey | Agrali,B. et al. Study of the microspores of the Carboniferous Basin of Amasra (1-2). | 1969 |