| original |
Early Eifelian |
|
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
| details |
Early Eifelian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Early Eifelian |
|
USSR(Urals) |
Chibrikova,E.V. The Lower-Middle Devonian boundary on the Western Slopes of the Southern Urals based on the evidence of spore studies. (In: Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| details |
Early Eifelian |
|
USSR(Urals) |
Chibrikova,E.V. The Lower and Middle Devonian boundary of the Western Slope of the Southern Urals from a study of spores. (In: Problems of Stratigraphy of the Paleozoic (Devonian, Carboniferous). A.P.Rotai et al, editors) |
1978 |
| details |
Early Devonian |
|
USSR(Orenburg) |
Arkhangelskaya,A.D. The establishment of the Retusotriletes clandestinus Zone in the lower part of the Devonian of the southeastern district Orenburg Province "Oblast". (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Eifelian |
Middle Givetian |
Canada(Arctic) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
| details |
Early Eifelian |
|
USSR(European) |
Chibrikova,E.V. et al. Stratification of Eifelian sediments on plant miospores in the European part of the USSR. |
1982 |
| details |
Early Eifelian |
|
USSR(Urals) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
| details |
Early Eifelian |
|
USSR(Krasnoyarsk Kray) |
Peterson,L.N. et al. First finds of spores in the Middle Devonian deposits of the Nazarov Depression of the Minusinsk Trough. (In: Paleozoic biostratigraphy of Western Siberia. V.N.Dubatolov and A.V.Kanygni, editors) |
1985 |
| details |
Early Eifelian |
|
Canada(Arctic) |
Uyeno,T.T. Biostratigraphy and conodont faunas of Upper Ordovician through Middle Devonian Rocks, eastern Arctic Archipelago |
1990 |
| details |
Early Eifelian |
|
Canada(Arctic) |
Uyeno,T.T. Biostratigraphy and conodont faunas of Upper Ordovician through Middle Devonian Rocks, eastern Arctic Archipelago |
1990 |