Trachyoligotriletes |
Trachyoligotriletes incrassatus
|
USSR(Russian Platform) |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes nevelensis
|
USSR(Russian Platform) |
Early Cambrian |
|
Trachyoligotriletes |
Trachyoligotriletes planus
|
USSR(Russian Platform) |
Early Cambrian |
|
Ocridoligotriletes |
Ocridoligotriletes kryshtofovichii
|
USSR(Russian Platform) |
Early Cambrian |
|
Ocridoligotriletes |
Ocridoligotriletes corrugatus
|
USSR(Russian Platform) |
Early Cambrian |
|
Archaealetes |
Archaealetes trivialis
|
USSR(Russian Platform) |
Early Cambrian |
|
Archaealetes |
Archaealetes antiquus
|
USSR(Russian Platform) |
Early Cambrian |
|
Archaealetes |
Archaealetes mutabilis
|
USSR(Russian Platform) |
Early Cambrian |
|
Acanthotriletes |
Acanthotriletes accomodatus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Acanthotriletes |
Acanthotriletes crassus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Acanthotriletes |
Acanthotriletes perspicuus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Acanthotriletes |
Acanthotriletes aciferus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Acanthotriletes |
Acanthotriletes incompletus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Acanthotriletes |
Acanthotriletes poliferus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Archaealetes |
Archaealetes antiquus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Archaealetes |
Archaealetes serratus
|
USSR(Russian Platform) |
Middle Cambrian |
|
Archaealetes |
Archaealetes excisus
|
USSR(Russian Platform) |
Middle Cambrian |
|