| original |
Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
| details |
Bajocian |
Bathonian |
USSR(Tuvinskaya A.O.) |
Timofeev,P.P. On the age and range of Jurassic Coal deposits of Tuvi |
1958 |
| details |
Middle Jurassic |
|
USSR(Tuvinskaya A.O.) |
Timofeev,P.P. The age and subdivision of the Jurassic Coal-bearing deposits of Tuva. |
1958 |
| details |
Early Jurassic |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |
| details |
Early Jurassic |
|
USSR(WSL) |
Ilyina,V.I. Spore and pollen assemblages of Lower Jurassic deposits of Middle Course of the Viljui River |
1969 |
| details |
Jurassic |
|
USSR(Siberia) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |