Williamsonia himas
- Citations total:
- 3
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Geolocation
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Author - title
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Year
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| details | Jurassic | England | Potonie,R. Synopsis of the Sporae in situ. | 1962 | |
| details | Middle Jurassic | England(Yorkshire) | Konijnenburg-Cittert,J.H.A.Van In Situ Gymnosperm pollen from the Middle Jurassic of Yorkshire. | 1971 | |
| details | Jurassic | England | Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. | 1995 |