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Geolocation
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Author - title
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Year
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| details | Middle Devonian | Scotland | Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. | 1995 | |
| details | Early Givetian | Scotland(Ross/Cromarty) | Wellman,C.H. Morphology and ultrastructure of Devonian spores: Samarisporites (Cristatisporites) orcadensis (Richardson) Richardson, 1965. | 2001 |