| original |
Pridolian |
|
Baltic Sea |
Eisenack,A. New microfossils of the Baltic Silurian.2. |
1932 |
| details |
Silurian |
|
Czechoslovakia |
Eisenack,A. New microfossils of the Baltic Silurian and new microfossils of the Bohemian Silurian.3. |
1934 |
| details |
Silurian |
|
France(Herault) |
Deflandre,G. On the microfossils of the Silurian Limestones from Black Mountain, the chitinozoans (Eisenack) |
1942 |
| details |
Wenlockian |
|
France(Herault) |
Deflandre,G. Microfossils from the Silurian Limestones of Montagne Noire. |
1944 |
| details |
Wenlockian |
|
Nd |
Deflandre,G. Groups Incertae Sedis.Hystrichospheres. chitinozoans. |
1952 |
| details |
Late Ludlovian |
|
E.Germany(Rostock) |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
| details |
Silurian |
|
Baltic |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
| details |
Ordovician |
|
Czechoslovakia |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
| details |
Silurian |
|
France |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
| details |
Pridolian |
|
Baltic Sea |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
| details |
Caradocian |
|
France(Finistere) |
Deunff,J. Planktonic microorganisms of the Breton Paleozoic. 1. The Ordovician of Veryhach (Crozon Peninsula). |
1959 |
| details |
Silurian |
|
Romania |
Beju,D. et al. Silurian chitinozoans from the Moldavian Platform and the Moesic Platform |
1962 |
| details |
Nd |
|
Nd |
Grignani,D. et al. The chitinozoa from the Oum Doul 1 borehole, Morocco. |
1964 |
| details |
Middle Ordovician |
|
Finland |
Tynni,R. Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea. |
1975 |
| details |
Silurian |
|
USSR(Siberia) |
Tesakov,Y.I. Key Beds of the Kureyka River Region. (In: Silur Sibirskoy Platformy;Opornyve Razezy Severo-Zapada Sibirskoy Platformy. B.S.Sokolov et al, editor) |
1980 |