original |
Late Famennian |
|
W.Germany(N.Rhine) |
Higgs,K.T. et al. Spore stratigraphy at the Devonian-Carboniferous Boundary in the northern Rheinisches Schiefergebirg, East Germany. (In: The Devonian-Carboniferous boundary. E.Paproth and M.Streel, editors) |
1984 |
original |
Late Famennian |
|
W.Germany(N.Rhine) |
Becker,T. et al. Hasselbachtal, the section best displaying the Devonian-Carboniferous boundary beds in the -Rhenish Massif, (Rheinisches Schiefergebirge). (In: The Devonian-Carboniferous boundary. E.Paproth and M.Streel, editors) |
1984 |
original |
Nd |
|
Nd |
Higgs,K.T. Taxonomy and systematic study of some Tournasian (Hastarian) spores from Belgium |
1996 |