| details |
Late Carboniferous |
|
Nd |
Hemsley,A.R. et al. Studies of fossil and modern spore wall biomacromolecules using 13C solid state NMR. |
1996 |
| details |
Westphalian B |
|
England(Yorkshire) |
Hemsley,A.R. et al. Studies of fossil and modern spore wall biomacromolecules using 13C solid state NMR. |
1996 |
| details |
Nd |
|
Nd |
Hemsley,A.R. Teratisms in living and fossil megaspores of the Lycopsidia: The arrangement and exine Ontogeny |
1997 |
| details |
Westphalian A |
|
Canada(Nova Scotia) |
Hower,J.C. et al. Metalliferous coals of the Westphalian A Joggins Formation, Cumberland Basin, Nova Scotia, Canada: petrology, geochemistry, and palynology. |
2000 |