Trachytriletes |
Trachytriletes unicus
|
Nd |
Ordovician |
|
Trachytriletes |
Trachytriletes uniformis
|
USSR(Russian Platform) |
Late Devonian |
|
Trachytriletes |
Trachytriletes vagulus
|
Nd |
Nd |
|
Trachytriletes |
Trachytriletes variabilis
|
Nd |
Cretaceous |
|
Trachytriletes |
Trachytriletes verelus
|
Nd |
Early Cambrian |
|
Trachytriletes |
Trachytriletes vetulus
|
Nd |
Middle Carboniferous |
|
Trachytriletes |
Trachytriletes warsanofiewii
|
USSR(Estonian SSR) |
Early Gothlandian |
|
Trachyzonodiacrodium |
Trachyzonodiacrodium
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Trachyzonodiacrodium |
Trachyzonodiacrodium signatum
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Tranvikium |
Tranvikium
|
Nd |
Nd |
|
Tranvikium |
Tranvikium polygonale
|
Finland |
Middle Ordovician |
|
Trematoligotriletum |
Trematoligotriletum
|
Nd |
Nd |
|
Trematoligotriletum |
Trematoligotriletum brzezinense
|
Nd |
Arenigian |
Caradocian |
Trematoligotriletum |
Trematoligotriletum emarginatum
|
Nd |
Early Ordovician |
|
Trematosphaeridium |
Trematosphaeridium
|
Nd |
Nd |
|
Trematosphaeridium |
Trematosphaeridium asper
|
Nd |
Middle Riphean |
|
Trematosphaeridium |
Trematosphaeridium bhimae
|
Nd |
Late Precambrian |
|