| original |
Llanvirnian |
|
England(Shropshire) |
Jenkins,W.A.M. Ordovician chitinozoa from Shropshire. |
1967 |
| details |
Llanvirnian |
Llandeilian |
England(Cumberland) |
Wadge,A.J. et al. A probable Didymograptus murchisoni zone fauna from the Lake District. |
1969 |
| details |
Arenigian |
|
Florida |
Andress,N.E. et al. Ordovician chitinozoans from Florida Well samples. |
1969 |
| details |
Late Arenigian |
|
North America |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Llanvirnian |
Middle Llanvirnian |
Europe |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Llanvirnian |
|
England(Derbyshire) |
Dunham,K. A recent deep borehole near Eyam, Derbyshire. |
1973 |
| details |
Nd |
|
Nd |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Early Ordovician |
|
Nd |
Jansonius,J. et al. Chitinozoa. |
1978 |
| details |
Early Llanvirnian |
|
Europe |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Llanvirnian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Early Llanvirnian |
|
England(Cumberland) |
Arthurton,R.S. et al. Ordovician and Silurian. (In: Geology of the Country around Penrith.) |
1981 |
| details |
Llanvirnian |
|
Saudi Arabia |
McClure,H.A. Chitinozoan and acritarch assemblages stratigraphy and biogeography of the Early Palaeozoic of Northw West Arabia |
1988 |
| details |
Early Ordovician |
|
England |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Early Ordovician |
|
Florida |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Early Llanvirnian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Llanvirnian |
|
Gondwanaland |
Paris,F. et al. Early Palaeozoic palaeobiogeography of the Variscan Regions |
1990 |
| details |
Early Llanvirnian |
|
England(Suffolk) |
Molyneux,S.G. The contribution of Palaeontological data to an understanding of the Early Palaeozoic framework of eastern England |
1991 |