Leiosphaeridia |
Leiosphaeridia jacutica
|
Greenland |
Middle Proterozoic |
|
Leiosphaeridia |
Leiosphaeridia ternata
|
Greenland |
Middle Proterozoic |
|
Valeria |
Valeria lophostriata
|
Greenland |
Middle Proterozoic |
|
Pterospermopsimorpha |
Pterospermopsimorpha insolita
|
Greenland |
Middle Proterozoic |
|
Eomicrocystis |
Eomicrocystis malgica
|
Greenland |
Middle Proterozoic |
|
Ostiana |
Ostiana microcystis
|
Greenland |
Middle Proterozoic |
|
Symplassosphaeridium |
Symplassosphaeridium sp. Hofm.& Jack.,1996
sp. nov. |
Greenland |
Middle Proterozoic |
|
Satka |
Satka sp. Hofm.& Jack.,1996
sp. nov. |
Greenland |
Middle Proterozoic |
|
Spumiosa |
Spumiosa rubiginosa
|
Greenland |
Middle Proterozoic |
|
Fabiformis |
Fabiformis baffinensis
|
Greenland |
Middle Proterozoic |
|
Acritarch |
Acritarch form a
sp. nov. |
Greenland |
Middle Proterozoic |
|
Acritarch |
Acritarch form b
sp. nov. |
Greenland |
Middle Proterozoic |
|
Brevitrichoides |
Brevitrichoides bashkiricus
|
Nd |
Nd |
|
Leiosphaeridia |
Leiosphaeridia riphiana
|
Nd |
Nd |
|
Kildinosphaera |
Kildinosphaera lophostriata
|
Nd |
Nd |
|
Trachysphaeridium |
Trachysphaeridium rugosum
|
Nd |
Nd |
|
Pterospermopsimorpha |
Pterospermopsimorpha wolynica
|
Nd |
Nd |
|