| original |
Caradocian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| original |
Late Devonian |
|
Morocco |
Grignani,D. et al. The chitinozoa from the Oum Doul 1 borehole, Morocco. |
1964 |
| original |
Wenlockian |
|
E.Germany(Karl Marx) |
Behr,H.J. et al. Chitinozoan fauna from the Early Palaeozoic of Thuringia |
1966 |
| original |
Nd |
|
Nd |
Combaz,A. et al. Chitinozoans--Morphography. |
1967 |
| original |
Middle Frasnian |
Late Frasnian |
West Virginia |
Curry,R.P. Upper Devonian miospores from the Greenland Gap Group, Allegheny Front, Eastern United States. |
1973 |
| original |
Late Ludlovian |
|
France(Herault) |
de Bock,F.R. Chitinozoa in the Silurian-Devonian Boundary Beds of the southeastern Montagne Noire, (Herault, France). |
1982 |
| original |
Late Devonian |
Middle Carboniferous |
China(Kiangsu) |
Hou,J.-P. Microfossils from the Mao-Sha Group of Jiangsu (Su) and Anhui (Wan) Districts, and their age determination. |
1982 |
| original |
Late Devonian |
Middle Carboniferous |
China(Anhwei) |
Hou,J.-P. Microfossils from the Mao-Sha Group of Jiangsu (Su) and Anhui (Wan) Districts, and their age determination. |
1982 |
| original |
Silurian |
|
Morocco |
Rahmani-Antari,K. Palynological study and evaluation of the Thermal Alteration Index, (TAI), of the Paleozoic Section of Well Dot 1 (Doukkala Basin, Central-West Morocco). |
1990 |
| original |
Lochkovian |
|
Bulgaria |
Lakova,I. Biostratigraphy of Lochkovian chitinozoans from North Bulgaria. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |