- Author:
- Volkova,N.A.
- Year:
- 1989
- Title:
- Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia
- Foreign title:
- Akritarckhi Pogranichnykh otlozhenii Kembriya i Ordovika Severa Estonii
- Reference:
- Volkova,N.A. (1989) Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia [ Akritarckhi Pogranichnykh otlozhenii Kembriya i Ordovika Severa Estonii ] Izvestiya Akademii Nauk SSSR, Seriya Geologicheskaya Vol. 1989 # 7 P. 59- 67
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| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Tasmanites | Tasmanites sp | USSR(Estonian SSR) | Late Cambrian | Early Tremadocian |
| Tasmanites | Tasmanites sp.1 sp. nov. | USSR(Estonian SSR) | Late Cambrian | |
| Timofeevia | Timofeevia phosphoritica | USSR(Estonian SSR) | Late Cambrian | Early Tremadocian |
| Trachydiacrodium | Trachydiacrodium coarctatum | USSR(Estonian SSR) | Late Cambrian | Early Tremadocian |
| Trichosphaeridium | Trichosphaeridium hirtum | USSR(Estonian SSR) | Late Cambrian | Early Tremadocian |
| Veryhachium | Veryhachium dumontii | USSR(Estonian SSR) | Late Cambrian | |
| Veryhachium | Veryhachium sp | USSR(Estonian SSR) | Late Cambrian | |
| Vogtlandia | Vogtlandia sp | USSR(Estonian SSR) | Late Cambrian | |
| Vulcanisphaera | Vulcanisphaera capillata | USSR(Estonian SSR) | Late Cambrian | |
| Vulcanisphaera | Vulcanisphaera sp | USSR(Estonian SSR) | Late Cambrian |