| details |
Late Carboniferous |
|
Nd |
Hemsley,A.R. Teratisms in living and fossil megaspores of the Lycopsidia: The arrangement and exine Ontogeny |
1997 |
| details |
Pottsville |
|
Kentucky |
Brack-Hanes,S.D. On a Lycopsid cone with Winged spores |
1981 |
| details |
Pottsville |
|
Kentucky |
Brack-Hanes,S.D. On a Lycopsid cone with Winged spores |
1981 |
| details |
Carboniferous |
|
USA |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Westphalian B |
|
Belgium |
Pi©rart,P. Synopsis of megaspores of the Belgian Westphalian |
1963 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Belgium |
Dijkstra,S.J. Correlation of Coal Seams by megaspores |
1955 |
| details |
Westphalian B |
|
Netherlands |
Dijkstra,S.J. The stratigraphical value of megaspores |
1952 |
| details |
Westphalian B |
|
Netherlands |
Jansonius,J. et al. Genera File of fossil spores. Supplement 11 |
1992 |
| details |
Stephanian |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Palynology of the Mseno Basin. |
1975 |
| details |
Nd |
|
Nd |
Pi©rart,P. The evolution of the megaspores. |
1961 |
| details |
Westphalian A |
|
Netherlands |
Wijhe,D.H.Van et al. The Westphalian of the Netherlands with special reference to miospore assemblages. |
1974 |
| details |
Late Westphalian A |
|
Belgium |
Pi©rart,P. Associations of microspores and megaspores in an Upper Westphalian A Stratum (Beeringen, Seam 70) in Campine (Belgium). |
1968 |
| details |
Westphalian A |
Westphalian B |
England(Hampshire) |
Dijkstra,S.J. Carboniferous megaspores in Tertiary and Quaternary deposits of S.E.England. |
1950 |
| details |
Morrowan |
|
Illinois |
Kosanke,R.M. Mississippian-Pennsylvanian boundary in the United States based on palynomorphs. (In: Biostratigraphic data for a Mid-Carboniferous boundary. W.H.C.Ramsbottom et al.editors) |
1982 |
| details |
Westphalian A |
Westphalian B |
Illinois |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Westphalian A |
Westphalian B |
Michigan |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |