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Geolocation
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Author - title
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Year
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| details | Aptian | Albian | Spain | Menendez-Amor,J. et al. Palynological observations on the microflora of the Utrillas, (Teruel) Coal Basin. | 1964 |
| details | Aptian | Albian | Spain | Esteras,M.M. et al. Palynologic observations on the microflora of the Lignitic Utrillas (Teruel) Basin | 1964 |