| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Chitinozoans of a composite section of Upper Lland overian to Basal Lower Gedinnian sediments in Nort Hern Leon, Spain. a Prelimnary report. |
1966 |
| details |
Late Ludlovian |
Early Gedinnian |
Spain |
Cramer,F.H. Hoegispheres and other microfossils incertae sedis of the San Pedro Formation (Siluro-Devonian boundary) near Valporquero, Eon, northwest Spain. |
1966 |
| details |
Middle Gothlandian |
Late Gothlandian |
Spain |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
| 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 Ludlovian |
|
Spain |
Diez,M.D.C.R. et al. Morphology of Pseudoclathrochitina carmenchui Cramer 1964; A chitinozoan species from the Ludlovian of Spain. |
1974 |
| details |
Middle Ludlovian |
|
Spain |
Lobato,L. et al. Description of the Carazo Formation in Palencia Province, Spain. Palynological age of the Lower Member-Middle or Upper Ludlovian. |
1977 |
| details |
Silurian |
Devonian |
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Pridolian |
|
Libya |
Jaglin,J.-C. et al. A case of Teratology in chitinozoans of the Pridolian of Libya |
1984 |
| details |
Pridolian |
|
Libya |
Jaglin,J.-C. et al. Chitinozoan Biostratigrphy of the Pridolian of Libya |
1985 |
| details |
Pridolian |
|
Libya |
Jaglin,J.-C. Chitinozoan new species from the Pridoli of Libya. |
1986 |
| details |
Pridolian |
Early Gedinnian |
Spain |
Schweineberg,J. Silurian chitinozoa from the Palencia Province (Cantabrian Mountains, North Spain). |
1987 |
| details |
Pridolian |
|
Worldwide |
Paris,F. Chitinozoans. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Nd |
|
Nd |
Zaslavskaya,N.M. On the morphology and systematics of chitinozoa. (In: Problematic Fossils of the USSR. B.S.Sokolov, editors) |
1990 |
| details |
Pridolian |
|
Libya |
Jaglin,J.-C. et al. Teratologic cases among Pridolian chitinozoans from Libya and implications on the biological interpretation of the group. |
1992 |
| details |
Late Pridolian |
|
Saudi Arabia |
Stump,T.E. et al. Geology and biostratigraphy of the Late Precambrian through Paleozoic sediments of Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Pridolian |
|
Tunisia |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Pridolian |
|
Algeria |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |