| original |
Middle Devonian |
|
Iowa |
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 |
Late Siegenian |
Late Emsian |
Libya |
Massa,D. et al. Stratigraphic and palynological synthesis of the Devonian system in Western Libya. |
1976 |
| details |
Middle Devonian |
|
Iowa |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Nd |
|
Nd |
Leroy,D.O. Economic Microbiostratigraphy |
1977 |
| details |
Middle Pragian |
Late Givetian |
Europe |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Middle Pragian |
Late Givetian |
North America |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Emsian |
Givetian |
Brazil(Maranhao) |
Brito,I.M. et al. New occurrences of acritarchs in the Devonian of the Parnaiba Basin. (In: Paleobotanica e Palinologia na America do Sul; 1983) |
1984 |
| details |
Late Lochkovian |
|
Australia(NSW) |
Winchester-Seeto,T. Chitinozoa from the Early Devonian (Lochkovian-Pragian) Garra Limestone, Central New South Wales, Australia. |
1993 |
| details |
Nd |
|
Nd |
Winchester-Seeto,T. Chitinozoan assemblage from the Pragian (Lower Devonian) of eastern Australia |
1993 |
| details |
Early Devonian |
|
USSR(Mountain Altai) |
Kozlov,M.S. et al. Stratigraphy of the Upper Silurian Devonian and Lower Carboniferous deposits of Southwestern Altai |
1994 |