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Miocene |
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Romania |
Baltes,N. Stratigraphic distribution of Tertiary dinoflagellates and acritarches in Rumania |
1969 |
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Early Tertiary |
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Romania |
Olaru,L. Stratigraphic distribution of microphytoplankton in Paleogene Beds of the Plopu Rivulet Flysch (Trotosul Basin). |
1971 |
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Oligocene |
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Romania |
Givulescu,R. Fossil flora of Roumania. Second Supplement, Second Part. |
1974 |
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Priabonian |
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Romania |
Olaru,L. Research on the stratigraphical distribution of microflora in the Paleogene flysch situated between the Bistrita and Totus Rivers. |
1978 |
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Early Miocene |
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Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
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Burdigalian |
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Czechoslovakia |
Strauss,C. Taxonomy and biostratigraphy of marine microplancton with in the Oligocene-Middle Miocene of East Germany. |
1993 |