| details |
Pennsylvanian |
|
Nd |
Chaloner,W.G. Polysporis mirabilis Newberry, a fossil Lycopod cone. |
1958 |
| details |
Westphalian A |
|
Ohio |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Nd |
|
Nd |
Potonie,R. The phylogeny of the spore shape in regard to families of fossil plants (except the angiosperms). |
1961 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Nd |
|
Scotland |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Westphalian A |
|
Ohio |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Nd |
|
England |
Potonie,R. Synopsis of the Sporae in situ. |
1962 |
| details |
Nd |
|
Nd |
Potonie,R. Fossil sporae in situ. Comparison with the sporae dispersae. Addition to the synopsis of the sporae in situ. |
1965 |
| details |
Late Carboniferous |
|
Nd |
Chaloner,W.G. et al. Spores and floras. (In: Coal and Coal-Bearing Strata. D.Murchison et al, editors) |
1968 |
| details |
Carboniferous |
|
Nd |
Bharadwaj,D.C. et al. Suggestions for a morphological classification of sporae dispersae. |
1968 |
| details |
Westphalian A |
Westphalian C |
Ohio |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Westphalian A |
Westphalian C |
Illinois |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Westphalian A |
Westphalian C |
United Kingdom |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Westphalian A |
Westphalian C |
Pennsylvania |
Boureau,E. et al. Paleobotanical Treatise. 2. Bryophyta, Psilophyta, Lycophyta. |
1968 |
| details |
Nd |
|
Nd |
Brack,S.D. et al. The ultrastructure and organization of Endosporites |
1972 |
| details |
Middle Pennsylvanian |
|
Illinois |
Dimichele,W.A. et al. Lycopods of Pennsylvanian age Coals |
1979 |
| details |
Middle Pennsylvanian |
|
Kentucky |
Dimichele,W.A. et al. Lycopods of Pennsylvanian age Coals |
1979 |