| original |
Ashgillian |
|
Canada(Anticosti Island) |
Jansonius,J. Morphology and classification of some chitinozoa |
1964 |
| details |
Late Arenigian |
Ashgillian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Nd |
|
Nd |
Tappan,H. Chitinozoan classification. |
1966 |
| details |
Middle Arenigian |
Ashgillian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Llandeilian |
Ashgillian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Llandeilian |
|
Spain |
Cramer-Diez,F.H. et al. Llandeilian chitinozoans from Rioseco, Asturias, Spain. Preliminary note. |
1972 |
| details |
Early Caradocian |
Late Ashgillian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Late Ordovician |
|
Worldwide |
Cramer,F.H. et al. Early Paleozoic palynomorph Provinces and paleoclimate. (In: Paleogeographic Provinces and Provinciality, Charles A. Ross, editor) |
1974 |
| details |
Nd |
|
Nd |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Ashgillian |
|
Canada(Anticosti Island) |
Achab,A. Chitinozoa from the Climacograptus prominens elongatus zone, Vaureal Formation (Upper Ordovician) Ile d'Anticosti,Quebec. |
1977 |
| details |
Caradocian |
|
Italy(Sardinia) |
Del Rio,M. et al. Discovery of chitinozoa from the Laconi Formation |
1978 |
| details |
Ordovician |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Silurian |
|
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 |
Late Ordovician |
|
Indiana |
Miller,M.A. et al. Upper Ordovician (Lower Richmondian) acritarchs and chitinozoans from southeastern Indiana, USA. |
1981 |
| details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
| details |
Caradocian |
Ashgillian |
Canada(Quebec) |
Miller,M.A. et al. The essential role of palynology for bedrock mapping in Hudson Strait, NWT. |
1987 |