| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Consideration on the palynology and Silurian paleolatitudes based on microplankton of the Cantabrian Mountains of the Northwest of Spain. |
1969 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Consideration on the palynology and Silurian paleolatitudes based on microplankton of the Cantabrian Mountains of the Northwest of Spain. |
1969 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Consideration on the palynology and Silurian paleolatitudes based on microplankton of the Cantabrian Mountains of the Northwest of Spain. |
1969 |
| details |
Early Gothlandian |
|
Brazil(Para) |
da Costa,N.M. Silurian chitinozoa of Igarape Da Rainha, State of Para |
1971 |
| details |
Late Niagaran |
|
Indiana |
Boneham,R.F. et al. Silurian chitinozoa from Indiana I |
1971 |
| details |
Erian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Group (Middle Devonian) of Southern Ontario |
1971 |
| details |
Early Gothlandian |
|
Brazil(Amazonas) |
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Early Devonian |
|
Brazil(Amazonas) |
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Tarannon |
|
Africa |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Siegenian |
Early Emsian |
South America |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Ludlovian |
Middle Ludlovian |
Europe |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Middle Llanvirnian |
Middle Llandeilian |
Australia |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Middle Llandoverian |
|
USSR(Siberia) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Late Llandoverian |
|
USSR(Tuvinskaya A.O.) |
Kulkov,N.P. et al. New finds of Lower Silurian Graptolites and chitinozoa in Tuva |
1973 |
| details |
Middle Devonian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Formation, (Middle Devonian), southwestern Ontario. |
1973 |
| details |
Llandoverian |
|
USSR(Tuvinskaya A.O.) |
Kulkov,N.P. et al. New finds of Lower Silurian Graptolites and chitinozoa in Tuva |
1973 |
| details |
Late Llandoverian |
Early Wenlockian |
Spain |
Truyols,J. et al. The Silurian rocks of the Cantabrian zone and their fauna. |
1974 |