details |
Late Turonian |
|
France(Dordogne) |
Colin,J.P. Some Cenomanian and Upper Turonian megaspores from Sarladias (Dordogne, southwest France). |
1975 |
details |
Early Albian |
|
Australia(Queensland) |
Barnbaum,D. The geology of the Burrum Syncline, Maryborough Basin, southeast Queensland. |
1976 |
details |
Early Albian |
|
Canada(Ontario) |
Hopkins,W.S. et al. Miospores and megaspores from the Lower Cretaceous Mattagami Formation of Ontario. |
1976 |
details |
Cenomanian |
|
Iowa |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
details |
Maastrichtian |
|
Canada(Yukon) |
Sweet,A.R. Palynology of the lower part, type section, Tent Island Formation, Yukon Territory. |
1978 |
details |
Middle Albian |
Turonian |
Canada(Arctic) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
details |
Aptian |
Albian |
Canada(NWT) |
Sweet,A.R. Jurassic and Cretaceous megaspores. |
1979 |
details |
Middle Albian |
Late Albian |
Canada(Arctic) |
Miall,A.D. Mesozoic and Tertiary geology of Banks Island, Arctic Canada. The history of an unstable craton margin. |
1979 |
details |
Cenomanian |
|
Iowa |
Ravn,R.L. Preliminary observations on the palynology of Upper Dakota Formation Lignites in Northwest Iowa and Northeast Nebraska. (In: Cretaceous stratigraphy and sedimentation in Northwest Iowa, Northeast Nebraska and Southeast South Dakota) |
1981 |
details |
Cenomanian |
|
Nebraska |
Ravn,R.L. Preliminary observations on the palynology of Upper Dakota Formation Lignites in Northwest Iowa and Northeast Nebraska. (In: Cretaceous stratigraphy and sedimentation in Northwest Iowa, Northeast Nebraska and Southeast South Dakota) |
1981 |
details |
Barremian |
Aptian |
Virginia |
Hueber,F.M. Megaspores and a palynomorph from the Lower Potomac Group in Virginia. |
1982 |
details |
Middle Albian |
|
Canada(Ontario) |
Norris,G. Mesozoic palynology of the Moose River Basin. (In: Mesozoic geology and mineral potential of Moose River Basin. I.G.Telford and H.M.Verma, editor) |
1982 |
details |
Barremian |
Aptian |
Virginia |
Hueber,F.M. Megaspores and a palynomorph from the Lower Potomac Group in Virginia. |
1982 |
details |
Cenomanian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
details |
Cenomanian |
|
Kansas |
Kovach,W.L. A Cretaceous megaspore flora from the Dakota Formation of Kansas. |
1985 |
details |
Aptian |
|
W.Germany(Saarland) |
Schultz,G. et al. The megaspores associated with the Lower Cretaceous sediments filling the Paleokarst near Nehden in Saarland, (Rhenish Massif) Supplement to previously known association |
1987 |
details |
Cenomanian |
|
Kansas |
Kovach,W.L. et al. Megaspores and other dispersed plant remains from the Dakota Formation (Cenomanian) of Kansas, USA. |
1988 |