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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 | Aptian | Utah | Gupta,S. et al. Palynological age of the upper part of the Brushy Basin Member of the Morrison Formation near Blanding, southeastern Utah, USA. | 1979 | |
| details | Middle Albian | Late Albian | USSR(Kazakh SSR) | Polumiskova,L.A. et al. New data on the Lower Cretaceous deposits of South-West Betpal-Dala. | 1976 |