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Geolocation
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Author - title
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Year
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| details | Valanginian | Aptian | Bulgaria | Ercegovac,M. et al. Microfloral residues from the Lower Cretaceous of the Stara Planina Montains, Bulgaria. | 1972 |
| details | Late Cretaceous | Algeria | de Jekhowsky,B. Organic microfossils (spores, hystrichospheres, chitinozoans, etc.), of the Saharan Pre-Quaternary | 1965 |