| details |
Jurassic |
|
England |
Couper,R.A. Evidence of a possible Gymnospermous affinity for Tricolpites troedssonii, Erdtman |
1956 |
| details |
Early Cretaceous |
|
USSR(Taymyr Nat.Okrug) |
Kara-Murza,E.N. Palynological basis of stratigraphical subdivision of the Mesozoic deposits of the Khatanga Depression. |
1960 |
| details |
Middle 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 |