Trachysphaeridium |
Trachysphaeridium attenuatum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium cultum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium hyalinum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium incrassatum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium laminaritum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium leve
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium planum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium prolixum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium pusillum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium rigidulum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium rugosum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium rugosum
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium uspenskyi
|
China(Hopei) |
Middle Proterozoic |
|
Trachysphaeridium |
Trachysphaeridium vetternii
|
China(Hopei) |
Middle Proterozoic |
|
Trematosphaeridium |
Trematosphaeridium holtedahlii
|
China(Hopei) |
Middle Proterozoic |
|
Valvimorpha |
Valvimorpha semisphaerica
|
China(Hopei) |
Middle Proterozoic |
|
Valvimorpha |
Valvimorpha tricornis
|
China(Hopei) |
Middle Proterozoic |
|