| original |
Givetian |
|
Illinois |
Collinson,C. et al. Chitinozoan faunule of the Devonian Cedar Valley Formation. |
1958 |
| details |
Middle Devonian |
|
Iowa |
Dunn,D.L. Devonian chitinozoans from the Cedar Valley Formation in Iowa. |
1959 |
| details |
Eifelian |
Givetian |
USA |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Middle Devonian |
|
Canada(Ontario) |
Boneham,R.F. Hamilton (Middle Devonian) chitinozoa from rock Glen, Arkona, Ontario |
1967 |
| details |
Middle Devonian |
|
North America |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Middle Devonian |
|
Asia |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Nd |
|
Nd |
Urban,J.B. A reexamination of chitinozoa from the Cedar Valley Formation of Iowa with observations on their morphology and distribution. |
1972 |
| details |
Middle Devonian |
|
Iowa |
Urban,J.B. et al. Chitinozoa of the Wapsipinicon Formation, (Middle Devonian), of Iowa. |
1973 |
| details |
Nd |
|
Nd |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Famennian |
|
North America |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Nd |
|
Nd |
Paris,F. et al. A revised chitinozoan classification |
1999 |