| details |
Devonian |
|
|
Fran§a,A.B. et al. Lara-Vila Velha Sandstones: glacial subaqueous channel-lobes system tracts, Iarar© Group (C-P), ParanЎ Basin, Brazil. |
1996 |
| details |
Siegenian |
Givetian |
Brazil |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Emsian |
Givetian |
Brazil |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Siegenian |
Givetian |
France |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Siegenian |
Givetian |
Algeria |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Eifelian |
Givetian |
Algeria |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Middle Devonian |
Late Devonian |
|
Lange,F.W. Biostratigraphic subdivision and correlation of the Devonian in the Parana Basin |
1967 |
| details |
Early Devonian |
Late Devonian |
Brazil(Maranhao) |
Brito,I.M. A contribution to the knowledge of Silurian and Devonian microfossils from the Maranhao Basin.5. acritarchs Herkomorphitae Nd Prismatomorphitae |
1971 |
| details |
Late Ordovician |
Middle Devonian |
Brazil(Maranhao) |
Brito,I.M. A contribution to the knowledge of Silurian and Devonian microfossils from the Maranhao Basin.5. acritarchs Herkomorphitae Nd Prismatomorphitae |
1971 |
| details |
Llandoverian |
Emsian |
Nd |
Combaz,A. et al. The "Leiofusidae" Eisenack, 1938. |
1967 |
| details |
Early Devonian |
|
Brazil(Maranhao) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Vol.5 Acritarcha. |
1979 |
| details |
Early Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Emsian |
Frasnian |
Ghana |
Anan-Yorke,R. Devonian chitinozoa and acritarcha from exploratory oil wells on the shelf and coastal region of Ghana, West Africa. |
1974 |
| details |
Siegenian |
|
Brazil(Paraiba) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Late Givetian |
|
Brazil(Amazonas) |
de Quadros,L.P. Nature of the contact between the Trombetas and Maccuru Formation Amazon Basin |
1985 |
| details |
Caradocian |
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 |
Gedinnian |
Strunian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |