| original |
Jurassic |
|
USSR(Ukrainian SSR) |
Isagulova,Y.Z. Hystrichosphaeridaceae in Jurassic sediments in the l'Vov-Volhynia Coal Field. |
1963 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Late Permian |
|
West Pakistan |
Sarjeant,W.A.S. Acritarchs and Tasmanitids from the Chhidru Formation, Uppermost Permian of West Pakistan. |
1970 |
| details |
Jurassic |
|
USSR(Ukrainian SSR) |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |