| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Additional contribution about chitinozoa. |
1976 |
| details |
Ordovician |
|
Sweden |
Eisenack,A. Microfossils of the Vaginatum Limestone of Halludden, Oland. |
1976 |
| details |
Ordovician |
|
Sweden |
Eisenack,A. Microfossils of the Vaginatum Limestone of Halludden, Oland. |
1976 |
| details |
Onnian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Nd |
|
Nd |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Middle Ordovician |
|
Sweden |
Myannil,R.M. Chitinozoan correlation of the Upper Viruan (Middle Ordovician) rocks of Sweden and the East Baltic area. |
1972 |
| details |
Middle Ordovician |
|
USSR(Baltic) |
Myannil,R.M. Chitinozoan correlation of the Upper Viruan (Middle Ordovician) rocks of Sweden and the East Baltic area. |
1972 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Myannil,R.M. Chitinozoan correlation of the Upper Viruan (Middle Ordovician) rocks of Sweden and the East Baltic area. |
1972 |
| details |
Middle Beroun |
|
Spain |
Robardet,M. et al. The Ordovician, Silurian and Devonian sedimentary rocks of the Ossa-Morena Zone (SW Iberian Peninsula, Spain). |
2004 |
| details |
Late Virgulian |
|
Sweden |
Myannil,R.M. Chitinozoan correlation of the Upper Viruan (Middle Ordovician) rocks of Sweden and the East Baltic area. |
1972 |
| details |
Late Virgulian |
|
USSR(Latvian SSR) |
Myannil,R.M. Chitinozoan correlation of the Upper Viruan (Middle Ordovician) rocks of Sweden and the East Baltic area. |
1972 |
| details |
Late Soudleyan |
Longvillian |
Saudi Arabia |
Al-Hajri,S. Biostratigraphy of the Ordovician chitinozoa of Northwestern Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Late Ordovician |
|
Nd |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Late Longvillian |
Early Marshbrookian |
Baltic |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |