| details |
Early Caradocian |
|
Sweden |
Schallreuter,R. Chitinozoans from the Sularp Shale (Middle Ordovician) of Skane, (Sweden). |
1981 |
| details |
Late Caradocian |
Early Ashgillian |
Morocco |
Elaouad-Debbaj,Z. Chitinozoa from the Lower Ktaoua Formation, Upper Ordovician of the Anti-Atlas, (Morocco). |
1986 |
| details |
Ordovician |
|
Africa(Sahara) |
Benoit,A. On some chitinozoans of Ordovician rocks of the Sahara. |
1961 |
| details |
Ordovician |
|
Africa(Sahara) |
Benoit,A. On some chitinozoans of Ordovician rocks of the Sahara. |
1961 |
| details |
Ashgillian |
|
China(Kiangsu) |
Qian,Z.-S. et al. Chitinozoans from the Wufeng Formation, (Ashgillian), of the Yangzi Region |
1989 |
| details |
Llandeilian |
|
France(Manche) |
Rauscher,R. et al. Associations of chitinozoans of Normandy and comparisons with fauna already described. |
1967 |
| details |
Moridunian |
Whitlandian |
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Early Ludlovian |
|
Nd |
Lister,T.R. et al. New evidence for the age of the primitive Echinoid Myriastiches gigas |
1967 |
| details |
Late Ordovician |
Early Gothlandian |
USSR(Pskov) |
Nolvak,J. et al. The Taucionys Formation (Holorhynchus Beds) in the Iljinskoje Boring (Pskov District). |
1989 |
| details |
Ordovician |
|
W.Germany(Rhineland) |
Eisenack,A. Chitinozoans and Hystrichospheres in the Ordovician of the Rhine Schiefergebirge. |
1939 |
| details |
Ordovician |
|
Czechoslovakia |
Eisenack,A. Microfossils from Flintstones of the Ordovician in Bohemia. |
1948 |
| details |
Ordovician |
|
Czechoslovakia |
Eisenack,A. Microfossils from Flintstones of the Ordovician in Bohemia. |
1948 |
| details |
Late Llandoverian |
|
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
| details |
Nd |
|
Nd |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Ordovician |
Gothlandian |
Algeria |
Taugourdeau,P. et al. Distribution and description of Silurian-Devonian chitinozoans from some Drillings of the C.R.E.P.S., the C.F.P.A. and the S.M.Repal of the Sahara. |
1960 |
| details |
Late Arenigian |
|
Scandinavia |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |
| details |
Late Arenigian |
|
Baltic |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |