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 | Bajocian | USSR(Kazakh SSR) | Nikolskii,V.M. et al. On the age of Coal-bearing sequence of the Nizhne Iliisk Coal deposit | 1980 | |
details | Toarcian | USSR(Kazakh SSR) | Timoshina,N.A. et al. Contemporary significance of palynology in stratigraphy, correlating facialy diverse deposits paleogeograph. Reconstruction. (From results microfossil studies Jurassic study of the east Precaspian). (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) | 1980 | |
details | Early Bajocian | Russia(Siberia) | Zakharov,V.A. et al. Boreal Zonal standard and biostratigraphy of the Siberian Mesozic. | 1997 |