| original |
Keuper |
|
Poland |
Pautsch,M.E. Sporomorphs of the Upper Triassic from a borehole at Trzciana near Mielec (S.Poland). |
1971 |
| details |
Middle Triassic |
|
Poland |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Late Triassic |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Triassic |
|
Poland |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |