| original |
Late Malm |
|
E.Germany(Rostock) |
Dжring,H. New spore genera and species from the Jurassic-Cretaceous boundary in northern Germany. |
1964 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Nd |
|
Nd |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| details |
Jurassic |
Cretaceous |
E.Germany |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
| details |
Triassic |
|
USSR |
Vasileva,N.S. The biostratigraphic importance of the Formal genus Verrucosisporites for strata of Triassic Age |
1983 |
| details |
Late Hauterivian |
|
Mongolian Republic |
Boyshenko,A.F. Geology of Suke-Bator and Dugum-Goli Depressions in eastern Mongolia. |
1988 |