| details |
Devonian |
|
Brazil(Para) |
Sommer,F.W. New Devonian species of Tasmanites of Para |
1956 |
| details |
Devonian |
|
Brazil(Para) |
Sommer,F.W. New Devonian species of Tasmanites of Para |
1956 |
| details |
Middle Devonian |
|
Brazil(Amazonas) |
Sommer,F.W. et al. Devonian microfossils of Rio Jatapu, Amazonas. |
1965 |
| original |
Devonian |
|
Brazil(Para) |
Sommer,F.W. The spores from the shale of Barreirinha. |
1953 |
| details |
Paleozoic |
|
Brazil |
Sommer,F.W. South American Paleozoic sporomorphae without haptotypicstructures. |
1956 |
| details |
Devonian |
|
Brazil |
Sommer,F.W. South American Paleozoic sporomorphae without haptotypicstructures. |
1956 |
| details |
Middle Devonian |
|
Brazil(Para) |
Sommer,F.W. et al. Revision of Brazilian Paleozoic Tasmanaceae |
1966 |
| details |
Devonian |
|
Brazil |
Sommer,F.W. et al. Brazilian Palaeozoic Algomycetes and Tasmanaceae |
1967 |
| details |
Late Llandoverian |
Early Devonian |
Libya |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Devonian |
|
|
Lange,F.W. et al. The Devonian of the Parana Basin |
1967 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Devonian |
|
|
Jux,U. The wallstructures of Spheromorph acritarchs |
1977 |
| details |
Devonian |
|
Brazil |
Johnson,J.H. et al. Studies of Devonian algae. |
1958 |
| details |
Middle Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Early Gothlandian |
|
Brazil(Para) |
da Costa,N.M. Silurian chitinozoa of Igarape Da Rainha, State of Para |
1971 |
| details |
Silurian |
Devonian |
Africa(Sahara) |
Combaz,A. Strata with Tasmanaceae in the Paleozoic of the Sahara. |
1966 |