| details |
Early Keuper |
Aalenian |
W.Germany(Hesse) |
Schulz,E. The spores of the genus Stereisporites Thompson and Pflug,1953 from the Early Mesophytic of the German Basin |
1970 |
| details |
Late Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
| original |
Late Cretaceous |
|
USSR(Omskaya Oblast) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Late Cretaceous |
|
USSR(Omskaya Oblast) |
Schulz,E. The spores of the genus Stereisporites Thompson and Pflug,1953 from the Early Mesophytic of the German Basin |
1970 |