| details |
Late Aptian |
Early Albian |
Argentina(Santa Cruz) |
Baldoni,A.M. et al. Megaspores from the Lower Cretaceous Kachaike Formation, Santa Cruz Province, Argentina. |
1991 |
| details |
Late Cretaceous |
|
Greenland |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Early Albian |
|
Australia(Queensland) |
Barnbaum,D. The geology of the Burrum Syncline, Maryborough Basin, southeast Queensland. |
1976 |
| details |
Late Turonian |
Coniacian |
Greenland |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Late Albian |
Cenomanian |
Greenland |
Batten,D.J. et al. Differentiation, affinities and palaeoenvironmental significance of the megaspores Arcellites and Bohemisporites in Wealden and other Cretaceous successions. |
1996 |
| details |
Early Aptian |
|
W.Germany(Niedersachsen) |
Batten,D.J. Megaspores from Lowermost Aptian Beds in northern Germany. (In: The Barremian-Aptian Boundary. A Study of profiles from the boreal Cretaceous.E.Kemper, editor) |
1995 |
| details |
Late Cretaceous |
|
Greenland |
Batten,D.J. et al. Re-examination of seed cuticles from Cretaceous deposits in western Greenland. |
1996 |
| details |
Aptian |
Cenomanian |
Sudan |
Christopher,R.A. et al. Introduction to biostratigraphy and time scales. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Turonian |
|
France(Dordogne) |
Colin,J.P. Some Cenomanian and Upper Turonian megaspores from Sarladias (Dordogne, southwest France). |
1975 |
| details |
Early Turonian |
|
France(Dordogne) |
Colin,J.P. Plant microfossils in Cenomanian and Turonian deposits from Dordogne (southwest France) |
1973 |
| details |
Nd |
|
Nd |
Collinson,M.E. Diversification of modern Heterosporous Pteridophytes. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| details |
Albian |
Cenomanian |
Colorado |
Ellis,C.H. et al. The Cretaceous megaspore genus Arcellites, Miner. |
1964 |
| details |
Cenomanian |
|
Iowa |
Hall,J.W. Megaspores and other fossils in the Dakota Formation, (Cenomanian), of Iowa, USA. |
1963 |
| details |
Cenomanian |
|
Minnesota |
Hall,J.W. et al. Megaspore assemblages in the Cretaceous of Minnesota. |
1968 |
| details |
Early Albian |
|
Canada(Ontario) |
Hopkins,W.S. et al. Miospores and megaspores from the Lower Cretaceous Mattagami Formation of Ontario. |
1976 |
| details |
Barremian |
Aptian |
Virginia |
Hueber,F.M. Megaspores and a palynomorph from the Lower Potomac Group in Virginia. |
1982 |
| details |
Barremian |
Aptian |
Virginia |
Hueber,F.M. Megaspores and a palynomorph from the Lower Potomac Group in Virginia. |
1982 |