original |
Early Llandoverian |
|
Ohio |
Grahn,Y. et al. Chitinozoans from the Ordovician-Silurian boundary Beds in the eastern Cincinnati Region in Ohio and Kentucky |
1985 |
original |
Siegenian |
Emsian |
W.Germany(N.Rhine) |
Eschghi,I. et al. Stratigraphy and Palaogeography of the Siegenian and Emsian of the Aachen-Ahrtal Region |
1984 |
original |
Late Caradocian |
Early Ashgillian |
Canada(Quebec) |
Achab,A. Late Caradocian - Early Ashgillian chitinozoans of Quebec, Canada. |
1987 |
original |
Llandoverian |
|
China(Hupei) |
Geng,L.-Y. Lower Silurian chitinozoans from Bayu of Daozhen, Guizhou and Dazhongba of Yichang, Hubei. |
1986 |
original |
Llandoverian |
|
China(Kweichow) |
Geng,L.-Y. Lower Silurian chitinozoans from Bayu of Daozhen, Guizhou and Dazhongba of Yichang, Hubei. |
1986 |
original |
Wenlockian |
|
USSR(Russian Platform) |
Obut,A.M. et al. Chitinozoa complexes in the Upper Llandoerian-Lower Wenlockian of Siberia and the Russian Platform. (In: Paleontology and Biostratigraphy of the Paleozoic of Siberia. O.A.Betekhtina, editor) |
1984 |
original |
Homerian |
|
Sweden |
Rombouts,L.P. Factors controlling the distribution of chitinozoa in the Gleedon Chronozone, (Wenlockian) of northern Europe. |
1982 |
original |
Homerian |
|
England(Shropshire) |
Rombouts,L.P. Factors controlling the distribution of chitinozoa in the Gleedon Chronozone, (Wenlockian) of northern Europe. |
1982 |
original |
Homerian |
|
Wales |
Rombouts,L.P. Factors controlling the distribution of chitinozoa in the Gleedon Chronozone, (Wenlockian) of northern Europe. |
1982 |
original |
Homerian |
|
Poland |
Rombouts,L.P. Factors controlling the distribution of chitinozoa in the Gleedon Chronozone, (Wenlockian) of northern Europe. |
1982 |
original |
Roadian |
|
Poland |
Sliwinski,W. Proposed revision of the stratigraphic position of the Chelmsko Slaskie Beds, (Permian, Intra-Sudetic Basin). |
1984 |
original |
Siegenian |
Emsian |
W.Germany(N.Rhine) |
Eschghi,I. et al. Stratigraphy and Palaogeography of the Siegenian and Emsian of the Aachen-Ahrtal Region |
1984 |
original |
Early Llandoverian |
|
Kentucky |
Grahn,Y. et al. Chitinozoans from the Ordovician-Silurian boundary Beds in the eastern Cincinnati Region in Ohio and Kentucky |
1985 |
original |
Early Llandeilian |
|
Canada(Quebec) |
Achab,A. Succession of chitinozoan assemblage from the Middle Ordovician of Quebec and eastern Canada |
1986 |
original |
Late Llandoverian |
Middle Gothlandian |
China(Kiangsu) |
Li,Z.-P. et al. Chitinozoans from Fentou Formation in Jiangning Nanjing and their stratigraphy significance |
1985 |
original |
Middle Ordovician |
|
Oklahoma |
Grahn,Y. et al. Chitinozoa from the Middle Ordovician Bromide Formation, Arbuckle Mountain, Oklahoma, USA. |
1986 |
original |
Middle Arenigian |
|
Canada(Quebec) |
Achab,A. Chitinozoa assemblages of the Early Ordovician of eastern Canada. |
1986 |