details |
Middle Devonian |
|
Ohio |
Wood,G.D. Middle Devonian chitinozoa from the Silica Formation, northeastern Ohio. |
1975 |
details |
Middle Devonian |
|
Ohio |
Wright,R.P. Occurrence, stratigraphic distribution and abundance of chitinozoa from the Middle Devonian Dolumbus Limestone of Ohio. |
1976 |
details |
Late Siegenian |
Famennian |
Libya |
Massa,D. et al. Stratigraphic and palynological synthesis of the Devonian system in Western Libya. |
1976 |
details |
Nd |
|
Nd |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
details |
Early Silurian |
|
Alabama |
Chaiffetz,M.S. Preservational effects of pyrite crystals on chitinozoans from the Lower Silurian Red Mountain Formation, northeast Alabama, USA. |
1978 |
details |
Late Emsian |
Givetian |
Indiana |
Wright,R.P. Biogeography of Middle Devonian chitinozoa of the Midwestern United States |
1978 |
details |
Late Emsian |
Givetian |
Ohio |
Wright,R.P. Biogeography of Middle Devonian chitinozoa of the Midwestern United States |
1978 |
details |
Middle Pragian |
Late Givetian |
Africa |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
details |
Middle Pragian |
Late Frasnian |
South America |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
details |
Siegenian |
Emsian |
Libya |
Mamgain,V.D. The Pre-Mesozoic (Precambrian to Paleozoic) stratigraphy of Libya -a reappraisal |
1980 |
details |
Emsian |
Givetian |
Brazil(Piaui) |
de Quadros,L.P. Biostratigraphic distribution of chitinozoa and acritarchs of the Parnaiba Basin |
1982 |
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 |
Givetian |
|
Canada(Ontario) |
Wicander,R. et al. Palynomorphs from the Middle Devonian, (Givetian) Arkona Hungry Hollow and Widder Formations, Hungry Hollow Ontario, Canada and their biostratigraphic significance. |
1985 |
details |
Emsian |
Givetian |
Brazil(Amazonas) |
de Quadros,L.P. Lower and Middle Palaeozoic biostratigraphy, (Marine Section) of the Solimoes Basin. |
1988 |
details |
Givetian |
Frasnian |
Brazil(Paraiba) |
de Quadros,L.P. et al. Devonian palynomorphs from the Tocatins Valley, (Paraiba Basin, the State of Tocantins) |
1989 |
details |
Late Eifelian |
Early Givetian |
Brazil(Amazonas) |
Grahn,Y. Revision of Silurian and Devonian strata in Brazil |
1992 |
details |
Late Eifelian |
Early Givetian |
Bolivia |
Racheboeuf,P.R. et al. The Devonian of Bolivia; biostratigraphy and chronostratigraphy. |
1993 |