Acanthosphaera |
Acanthosphaera cambriensis
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeoconcentrica |
Archaeoconcentrica
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeodiscina |
Archaeodiscina atava
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeodiscina |
Archaeodiscina glabra
|
USSR |
Cambrian |
|
Archaeodiscina |
Archaeodiscina granulata
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeodiscina |
Archaeodiscina microrugosa
|
USSR |
Devonian |
|
Archaeodiscina |
Archaeodiscina simplex
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeofavosina |
Archaeofavosina minuta
|
USSR |
Cambrian |
|
Archaeofavosina |
Archaeofavosina miranda
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium zalesskyi
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeomassulina |
Archaeomassulina typica
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeopsophosphaera |
Archaeopsophosphaera asperata
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeopsophosphaera |
Archaeopsophosphaera tenner
|
USSR |
Late Precambrian |
Early Cambrian |
Archaeosacculina |
Archaeosacculina baltica
|
USSR |
Late Precambrian |
Early Cambrian |
Atrichum |
Atrichum sp
|
USSR |
Late Precambrian |
Early Cambrian |
Atrichum |
Atrichum sp
|
USSR |
Late Precambrian |
Early Cambrian |
Bryum |
Bryum sp
|
USSR |
Late Precambrian |
Early Cambrian |