| original |
Early Aptian |
|
USSR(Kazakh SSR) |
Shakhmundes,V.A. The findings of Acanthodiacrodium Timofeev,1958 in Lower Cretaceous deposits of the northern part of Caspian Region. |
1971 |
| original |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. et al. New Upper Cambrian acritarchs from the Leningrad Oblast, (Ladoga Formation). |
1985 |
| details |
Aptian |
Early Albian |
USSR(Kazakh SSR) |
Fedorova-Shakhmundes,V.A. Neodiacromophitae. A new sub-group of Cretaceous acritarch. (In: Palynological Studies. Collected Articles. S.R.Samoilovich, editor) |
1976 |
| details |
Late Cambrian |
|
USSR(Arkhangelsk Oblast) |
Volkova,N.A. Phytoplankton and acritarch research of Cambrian-Ordovician deposits of the Baltic Region |
1995 |
| details |
Late Cambrian |
|
USSR(Leningrad) |
Volkova,N.A. Phytoplankton and acritarch research of Cambrian-Ordovician deposits of the Baltic Region |
1995 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Mens,K.A. et al. Upper Cambrian biostratigraphy of Estonia. |
1993 |
| details |
Tremadocian |
|
Estonia |
Volkova,N.A. Acritarchs from the Cambrian-Ordovician boundary sediments of northern Estonia |
1989 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Tremadocian |
|
Sweden |
Ribecai,C. et al. Lusatia dramatica, a distinctive new species from the Upper Cambrian of Oland (Sweden). |
1997 |
| details |
Late Cambrian |
Early Tremadocian |
USSR(Estonian SSR) |
Volkova,N.A. Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia |
1989 |
| details |
Late Cambrian |
|
Estonia |
Volkova,N.A. Acritarchs from the Cambrian - Ordovician Boundary Beds, (Boring Core M-56), of the Estonian, near Clint Area. |
1993 |
| details |
Early Aptian |
|
USSR(Kazakh SSR) |
Fedorova-Shakhmundes,V.A. Neodiacromorphitae: New subgroup of Cretaceous acritarchs. (In: Palynological Studies. Collected Articles. S.R.Samoilovich, editor) |
1976 |
| details |
Nd |
|
Nd |
Parsons,M.G. et al. Acritarch microfloral succession from the Late Cambrian and Ordovician (Early Tremadoc) of Random Island, Eastern Newfoundland, and its comparison to coeval microfloras, particularly those of the Eastern European Platform. |
2000 |
| details |
Late Cambrian |
Early Tremadocian |
USSR(Estonian SSR) |
Volkova,N.A. Phytoplankton and acritarch research of Cambrian-Ordovician deposits of the Baltic Region |
1995 |
| details |
Merioneth |
|
Sweden |
Di Milia,A. et al. Late Cambrian acritarchs from the Peltura scarabaeoides Trilobite Zone at Degerhamn (Oland, Sweden). |
1989 |
| details |
Early Albian |
|
USSR(Kazakh SSR) |
Fedorova-Shakhmundes,V.A. Neodiacromorphitae: New subgroup of Cretaceous acritarchs. (In: Palynological Studies. Collected Articles. S.R.Samoilovich, editor) |
1976 |
| details |
Aptian |
Early Albian |
USSR(Kazakh SSR) |
Shakhmundes,V.A. The findings of Acanthodiacrodium Timofeev,1958 in Lower Cretaceous deposits of the northern part of Caspian Region. |
1971 |