| details |
Aptian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
| details |
Aptian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
| details |
Aptian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
| details |
Aptian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
| details |
Aptian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
| details |
Nd |
|
Nd |
Chaloner,W.G. On the megaspores of four species of Lepidostrobus |
1953 |
| details |
Nd |
|
Nd |
Chaloner,W.G. On the megaspores of four species of Lepidostrobus |
1953 |
| details |
Nd |
|
Nd |
Taylor,T.N. Scanning electron microscopy of fossil megaspores and wall development. |
1974 |
| details |
Devonian |
|
Nd |
Kr¤usel,R. Dawson's "sporocarps", a new class of Devonian Thallophytes. |
1941 |
| details |
Westphalian A |
Westphalian C |
Netherlands |
Dijkstra,S.J. et al. A monographic revision of Carboniferous megaspores with special consideration to South Limburg, (Netherlands). |
1946 |
| details |
Early Barremian |
|
Netherlands |
Herngreen,G.F.W. et al. Upper Cretaceous Chalk Group stratigraphy near the Isle of Texel, The Netherlands (a multidisciplinary approach). |
1996 |
| original |
Tertiary |
|
New Zealand |
Te Punga,M.T. Fossil spores from New Zealand Coals. |
1949 |
| details |
|
|
North Dakota |
Hickey,L.J. Stratigraphy and paleobotany of the Golden Valley Formation (Early Tertiary) of Western North Dakota. |
1977 |
| original |
Late Devonian |
|
Pennsylvania |
Arnold,C.A. Observations on fossil plants from the Devonian of eastern North America. IV. Plant remains from the Catskill Delta deposits of northern Pennsylvania and Southern New York. |
1939 |
| details |
Early Hettangian |
|
Poland |
Znosko,J. Rhaetic and Lias between Cracow and Wielun. |
1955 |
| details |
Nd |
|
Poland |
Lange,T. The significance of spores in Carboniferous stratigraphy |
1927 |
| details |
Westphalian |
|
Scotland(Dumfries) |
Chaloner,W.G. A Carboniderous Selaginellites with Densosporites microspores. |
1958 |