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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 | Valanginian | Australia(W.Australia) | Edgell,H.S. The correlative value of microplankton in the Cretaceous of the Perth Basin, Western Australia. | 1964 | |
| details | Late Cenomanian | Arizona | Jones,R.E. Taxonomic treatment of dinoflagellates and acritarchs from the Mancos Shale, (Upper Cretaceous), of the Southwetern United States. | 1976 |