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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 | Albian | Canada(Alberta) | Vagvolgyi,A.B. Palynology of type McMurray Formation. | 1964 | |
| details | Cretaceous | Canada | Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. | 1968 | |
| details | Late Cretaceous | Arizona | Romans,R.C. Palynology of some Upper Cretaceous Coals of Black Mesa, Arizona | 1969 |