details |
Nd |
|
Nd |
Braman,D.R. et al. The spore genus Archaeoperisaccus and its occurrence within the Upper Devonian Imperial Formation, District of MacKenzie, Canada. |
1985 |
details |
Middle Frasnian |
Late Frasnian |
USSR(Baltic) |
Sorokin,V.S. Upper Frasnian Substage of the main Devonian Field. (In: Phanerozoic Stratigraphy of the Baltic States Paleontological Assemblages, Structure and Composition of Sediments. V.S.Sorokin, editor) |
1978 |
details |
Frasnian |
|
USSR(Komi ASSR) |
Medianik,S.I. Spores of the genera Archaeoperisaccus, Naumova and Archaeomonoletes, gen.nov., and their stratigraphic significance within the Timan-Pechora Province |
1980 |
details |
Givetian |
|
China(Yunnan) |
Gao,L. Archaeoperisaccus in China; its stratigraphic and palaeogeographic significance |
1988 |
details |
Frasnian |
|
China(Szechwan) |
Gao,L. Archaeoperisaccus in China; its stratigraphic and palaeogeographic significance |
1988 |
details |
Middle Frasnian |
|
USSR(Russian Platform) |
Avkhimovich,V.I. et al. Middle and Upper Devonian miospore zonation of eastern Europe. |
1993 |
details |
Carboniferous |
|
Poland |
Jachowicz,A. Flora of the Carboniferous:Microflora |
1972 |
details |
Late Devonian |
|
USSR |
Andreeva,E.M. et al. Spore and pollen complexes of Middle and Upper Paleozoic of the USSR. |
1960 |
details |
Nd |
|
USSR(Ukrainian SSR) |
McGregor,D.C. Devonian plant fossils of the genera Kryshtofovichia, Nikitinsporites, and Archaeoperisaccus. |
1969 |
details |
Late Famennian |
|
Brazil(Amazonas) |
Loboziak,S. et al. Palynological evaluation of the Famennian Protosalvinia (Foerst zone in the Amazon Basin, northern Brazil: A preliminary study |
1997 |