| details |
Emsian |
|
Europe |
Combaz,A. et al. The "Leiofusidae" Eisenack, 1938. |
1967 |
| details |
Late Emsian |
|
Spain |
Cramer,F.H. et al. Acritarchs from the La Vid Shales (Emsian to Lower Couvinian) at Colle, Leon, Spain. |
1976 |
| details |
Middle Siegenian |
Emsian |
Spain |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Siegenian |
Emsian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |
| details |
Late Ordovician |
Early Gothlandian |
Ghana |
Bar,P. et al. Latest Ordovician to Earliest Silurian microfloras from the Lower Sekondian Series of Ghana, (West Africa), and their relationship to those from the Itaim Formation of the Maranhao Basin in Northeast Brazil. |
1980 |
| details |
Givetian |
Frasnian |
Argentina(Salta) |
Barreda,V.D. Givetian - Frasnian acritarchs of the Noroeste Basin, Salta Province, Argentina. |
1986 |
| details |
Middle Siegenian |
Emsian |
Spain |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Givetian |
Early Frasnian |
Argentina(Salta) |
Ottone,E.G. Devonian palynomorphs from the Los Monos Formation, Tarija Basin, Argentina |
1996 |
| details |
Early Devonian |
|
Bolivia |
Ottone,E.G. et al. Devonian palynomorphs from the Tequeje Formation, Angosto del Beu, Bolivia. |
1996 |
| details |
Early Morrowan |
|
Argentina(Salta) |
di Pasquo,M. The Crassispora kosankei-Cystoptychus azcuyi Palynozone of the Upper Carboniferous Tupambi Formation, Tarija Basin, northern Argentina. |
2002 |