Trachymarginata |
Trachymarginata globulosa
|
Nd |
Nd |
|
Trachymarginata |
Trachymarginata speciosa
|
Nd |
Nd |
|
Trachyminuscula |
Trachyminuscula minuta
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes alutaceus
|
Nd |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes arillatus
|
Nd |
Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes asperatus
|
Nd |
Early Gothlandian |
|
Trachyoligotriletes |
Trachyoligotriletes botuliformis
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes chylalensis
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes compactiusculus
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes gyratus
sp. nov. |
USSR(Pre-Baltic) |
Late Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes hyalinus
|
USSR |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes incrassatus
|
Nd |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes laminaritus
|
Nd |
Nd |
|
Trachyoligotriletes |
Trachyoligotriletes magnus
sp. nov. |
USSR(Pre-Baltic) |
Vendian |
|
Trachyoligotriletes |
Trachyoligotriletes minutus
|
Nd |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes multangularis
|
Nd |
Vendian |
|