| original |
Arenigian |
Middle Ordovician |
USSR(Yaroslav) |
Umnova,N.I. Distribution of chitinozoa in the Ordovician of the Russian Platform |
1964 |
| details |
Arenigian |
|
USSR(Estonian SSR) |
Myannil,R.M. Distribution of selected Ordovician chitinozoa assemblages and species in northern Europa and their stratigraphic Valuaton. |
1971 |
| details |
Llanvirnian |
|
Baltic |
Myannil,R.M. The Zonal distribution of Ordovician chitinozoans in the eastern Baltic area. |
1972 |
| original |
Middle Arenigian |
|
Australia(W.Australia) |
Combaz,A. et al. Palynostratigraphy of the Ordovician from some boreholes in the Canning Basin, Western Australia. |
1972 |
| details |
Late Caradocian |
|
USSR |
Umnova,N.I. The use of Infrared light for the study of chitinozoa. |
1973 |
| details |
Arenigian |
Middle Ordovician |
USSR(Yaroslav |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Ordovician |
|
Sweden |
Grahn,Y. et al. On the affinity of chitinozoa. |
1980 |
| details |
Ordovician |
|
Sweden |
Grahn,Y. et al. Ultrastructural studies of some chitinozoan vesicles. |
1980 |
| details |
Arenigian |
|
Australia(W.Australia) |
Finger,K.L. Lagenochitina combazi, a new name for Lagenochitina tumida, Combaz and Peniguel, 1972. |
1982 |
| details |
Late Arenigian |
Early Llanvirnian |
Sweden |
Grahn,Y. Chitinozoophoran palaeoecology in the Ordovician of Oland |
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 |
Late Arenigian |
|
Czechoslovakia |
Paris,F. et al. Arenigian chitinozoans from the Klabava Formation, Bohemia. |
1984 |
| details |
Late Arenigian |
|
Canada(Quebec) |
Achab,A. Ordovician chitinozoan zonation of Quebec and Western Newfoundland. |
1989 |
| details |
Whitlandian |
Early Fennian |
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Tremadocian |
Arenigian |
USSR(Baltic) |
Wrona,R.M. et al. Structure of Lagenochitina (Chitinozoa) from Baltic Region and chitinozoan biostratigraphy |
1993 |
| details |
Late Arenigian |
Late Llanvirnian |
Baltic |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |
| details |
Late Arenigian |
Late Llanvirnian |
Scandinavia |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |