| details |
Late Ordovician |
|
USSR(Belorussian SSR) |
Ditsevichyus,E.K. Ordovician and Silurian chitinozoan fauna of Lithuania and its stratigraphic significance |
1970 |
| details |
Caradocian |
|
France(Finistere) |
Deunff,J. Planktonic microorganisms of the Breton Paleozoic. 1. The Ordovician of Veryhach (Crozon Peninsula). |
1959 |
| details |
Silurian |
|
Nd |
Deflandre,G. Groups Incertae Sedis.Hystrichospheres. chitinozoans. |
1952 |
| details |
Early Gothlandian |
|
Brazil(Para) |
da Costa,N.M. Stratigraphic distribution and biochronology of chitinozoans from the Trombetas Formation, State of Para. |
1974 |
| details |
Silurian |
|
Brazil(Amazonas) |
da Costa,N.M. Palynoplankton of Paleozoic sediments of the State of Amazonas. |
1982 |
| details |
Early Gothlandian |
|
Brazil(Amazonas) |
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Llandeilian |
|
Spain |
Cramer-Diez,F.H. et al. Llandeilian chitinozoans from Rioseco, Asturias, Spain. Preliminary note. |
1972 |
| details |
Llandeilian |
|
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Late Llandoverian |
Early Ludlovian |
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Late Llandoverian |
|
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
| details |
Llanvirnian |
|
South America |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Ludlovian |
Late Siegenian |
Europe |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Ordovician |
|
Baltic |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
| details |
Late Arenigian |
|
Poland |
Chlebowski,R. et al. Chitinozoa from the Ordovician Conglomerates at Miedzygorz in the Holy Cross Mountains. |
1974 |
| details |
Late Ordovician |
|
Nigeria |
Bouche,P.M. Silurian chitinozoans from S.1.Djado, (Nigerian Sahara). |
1965 |
| details |
Late Ordovician |
|
Nigeria |
Bouche,P.M. Silurian chitinozoans from S.1.Djado, (Nigerian Sahara). |
1965 |
| details |
Early Devonian |
|
Brazil(Amazonas) |
Boekel,N.M.Van Silurian and Devonian chitinozoans of the Amazon Basin and their stratigraphic correlation. |
1967 |