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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 | Wealden | Belgium | Delcourt,A.F. et al. Revision of some Lower Cretaceous microspores from Belgium. | 1963 | |
| details | Neocomian | Canada(W.Canada) | Pocock,S.A.J. Microfloral analysis and age determination of strata at the Jurassic-Cretaceous boundary in the Western Canada Plains | 1962 | |
| details | Wealden | Belgium | Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 | 1956 | |
| original | Wealden | Belgium | Delcourt,A.F. et al. Spores and pollen of the Wealdian of Hainaut. | 1955 |