Hystrichosphaeridium |
Hystrichosphaeridium multipilosum
|
USSR(Russian Platform) |
Early Frasnian |
|
Hystrichosphaeridium |
Hystrichosphaeridium anomale
|
USSR(Russian Platform) |
Early Frasnian |
|
Micrhystridium |
Micrhystridium stellatum
|
USSR(Russian Platform) |
Early Frasnian |
|
Veryhachium |
Veryhachium trispinosum
|
USSR(Russian Platform) |
Early Frasnian |
|
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Russian Platform) |
Early Devonian |
|
Archaeozonotriletes |
Archaeozonotriletes varius
|
USSR(Russian Platform) |
Early Devonian |
|
Retusotriletes |
Retusotriletes anakribes
|
USSR(Russian Platform) |
Early Devonian |
|
Leiotriletes |
Leiotriletes lentiformis
|
USSR(Russian Platform) |
Early Devonian |
|
Archaeotriletes |
Archaeotriletes hebetatus
|
USSR(Russian Platform) |
Early Devonian |
|
Hymenozonotriletes |
Hymenozonotriletes heteroradius
|
USSR(Russian Platform) |
Early Devonian |
|
Hymenozonotriletes |
Hymenozonotriletes endemicus
|
USSR(Russian Platform) |
Early Devonian |
|
Archaeozonotriletes |
Archaeozonotriletes abnormis
|
USSR(Russian Platform) |
Early Devonian |
|
Stenozonotriletes |
Stenozonotriletes grandis
|
USSR(Russian Platform) |
Early Devonian |
|
Archaeotriletes |
Archaeotriletes fillosus
|
USSR(Russian Platform) |
Early Devonian |
|
Stenozonotriletes |
Stenozonotriletes radialis
|
USSR(Russian Platform) |
Early Devonian |
|
Stenozonotriletes |
Stenozonotriletes ornatissimus
|
USSR(Russian Platform) |
Early Devonian |
|
Archaeozonotriletes |
Archaeozonotriletes tortuosus
|
USSR(Russian Platform) |
Early Devonian |
|