Cycad
- Citations total:
- 3
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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 | Triassic | Jurassic | Nd | Doyle,J.A. Origin of angiosperms. | 1978 |
| details | Cretaceous | Czechoslovakia | Knobloch,E. et al. Progress in Cenophytic palaeobotany of Czechoslovakia. | 1977 | |
| details | Tertiary | China(Tibet) | Wang,K. et al. On the Tertiary sporo-pollen assemblages from Lunpola Basin of Xizang, China and their palaeogeographic significace. | 1975 |