| details |
Early Emsian |
Early Eifelian |
Spain |
Diez,M.D.C.R. et al. Iberian chitinozoans. 2. Lower Devonian forms (La Vid Shales and equivalents). |
1978 |
| details |
Late Emsian |
|
Spain |
Diez,M.D.C.R. et al. Iberian chitinozoans. 2. Lower Devonian forms (La Vid Shales and equivalents). |
1978 |
| details |
Devonian |
|
Nd |
Jansonius,J. et al. Chitinozoa. |
1978 |
| details |
Early Devonian |
|
USSR(Siberia) |
Puzyrev,A.A. et al. The relationship of the Lower and Middle Devonian in the northern area of Gornyi Altai |
1978 |
| details |
Late Llandoverian |
Middle Wenlockian |
Belgium |
Verniers,J. et al. Silurian graptolites and chitinozoans from the Burdinale Valley, Brabant Massif, Belgium. |
1979 |
| details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,A.M. Silurian chitinozoa of the Siberian Platform. (In: Silur Sibirskoi Platformy Graptolity i Khitinokhoi. Y.Tesakov, editor) |
1980 |
| details |
Middle Llandoverian |
Early Wenlockian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
1982 |
| details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,N.M. Silurian of Siberian Platform chitinozoa |
1983 |
| details |
Ludlovian |
|
USSR(Siberia) |
Zaslavskaya,N.M. Silurian of Siberian Platform chitinozoa |
1983 |
| details |
Late Ludlovian |
Early Pridolian |
Estonia |
Rubel,M. Biostratigraphy: Composite standard |
1990 |