link
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From
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To
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Geolocation
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Author - title
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Year
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details | Eifelian | USSR(Russian Platform) | Arkhangelskaya,A.D. Periplecotriletes tortus at the base of the Eifelian of the Central Russian Plain of the USSR | 1976 | |
details | Middle Siegenian | Late Siegenian | Wales(Pembrokeshire) | Allen,J.R.L. et al. Field Meeting: The facies of the Lower Old Red Sandstone, North of Milford Haven, Southwest Dyfed, Wales. | 1981 |