| original |
Silurian |
|
Estonia |
Schallreuter,R. New chitinozoans from Redeposited Ordovician sediments and observations on the genus Illichitina. |
1963 |
| details |
Nd |
|
Nd |
Jansonius,J. Morphology and classification of some chitinozoa |
1964 |
| details |
Middle Caradocian |
Late Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Nd |
|
Nd |
Tappan,H. Chitinozoan classification. |
1966 |
| details |
Nd |
|
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Nd |
|
Nd |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Early Caradocian |
Late Siegenian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Ordovician |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Ordovician |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Ordovician |
|
North America |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Ordovician |
|
Asia |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Caradocian |
Ashgillian |
France(Gironde) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Nd |
|
Nd |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Caradocian |
|
Estonia |
Paris,F. et al. A revised chitinozoan classification |
1999 |