Trachysphaeridium |
Trachysphaeridium cultum
|
China |
Late Precambrian |
|
Microconcentrica |
Microconcentrica induplicata
|
China |
Late Precambrian |
|
Pseudozonosphaera |
Pseudozonosphaera sinica
|
China |
Late Precambrian |
|
Laminarites |
Laminarites antiquissimus
|
China |
Late Precambrian |
|
Leiopsophosphaera |
Leiopsophosphaera minor
|
China |
Late Precambrian |
|
Leiopsophosphaera |
Leiopsophosphaera aperta
|
China |
Late Precambrian |
|
Protosphaeridium |
Protosphaeridium densum
|
China |
Late Precambrian |
|
Protoleiosphaeridium |
Protoleiosphaeridium solidum
|
China |
Late Precambrian |
|
Synsphaeridium |
Synsphaeridium conglutinatum
|
China |
Late Precambrian |
|
Trachysphaeridium |
Trachysphaeridium hyalinum
|
China |
Late Precambrian |
|
Pterospermopsis |
Pterospermopsis oculatus
|
China |
Late Precambrian |
|
Trachysphaeridium |
Trachysphaeridium incrassatum
|
China |
Late Precambrian |
|
Orygmatosphaeridium |
Orygmatosphaeridium rubiginosum
|
China |
Late Precambrian |
|
Trematosphaeridium |
Trematosphaeridium holtedahlii
|
China |
Late Precambrian |
|
Laminarites |
Laminarites antiquissimus
|
China |
Late Precambrian |
|
Chuaria |
Chuaria circularis
|
China |
Late Precambrian |
|
Trematosphaeridium |
Trematosphaeridium minutum
|
China |
Late Precambrian |
|