| original |
Ordovician |
|
Baltic |
Jansonius,J. Morphology and classification of some chitinozoa |
1964 |
| details |
Caradocian |
Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Nd |
|
Nd |
Tappan,H. Chitinozoan classification. |
1966 |
| details |
Middle Llandeilian |
Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Llanvirnian |
Wenlockian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Caradocian |
Ashgillian |
Italy(Sardinia) |
Del Rio,M. et al. Discovery of chitinozoa from the Laconi Formation |
1978 |
| details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
| details |
Late Arenigian |
|
Bulgaria |
Kalvacheva,R.K. Palynology and stratigraphy of the Diavase-Phyllitoid complex in the West Balkan Mountains. |
1982 |
| details |
Siegenian |
Emsian |
W.Germany(Rhineland) |
Eschghi,I. et al. Chitinozoans from the Lower Devonian of the Western Rheinisches Schiefergebirge, (Germany). |
1984 |
| details |
Llanvirnian |
Caradocian |
France(Aquitaine) |
Paris,F. The Paleozoic Aquitaine Basin-Biostratigraphy by chitinozoans, ostracods and tentaculites. |
1984 |
| details |
Caradocian |
Ashgillian |
France(Gironde) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Late Ordovician |
|
Canada |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Caradocian |
|
Estonia |
Paris,F. et al. A revised chitinozoan classification |
1999 |