Archaeotriletes |
Archaeotriletes connatus
sp. nov. |
USSR(Siberia) |
Frasnian |
|
Archaeotriletes |
Archaeotriletes ancylius
|
USSR(Siberia) |
Frasnian |
|
Anathyris |
Anathyris phalaena
|
USSR(Siberia) |
Early Frasnian |
|
Leiotriletes |
Leiotriletes pullatus
|
USSR(Siberia) |
Early Frasnian |
|
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Siberia) |
Early Frasnian |
|
Lophotriletes |
Lophotriletes rugosus
|
USSR(Siberia) |
Early Frasnian |
|
Retusotriletes |
Retusotriletes parvimammatus
|
USSR(Siberia) |
Early Frasnian |
|
Archaeozonotriletes |
Archaeozonotriletes sparsus
sp. nov. |
USSR(Siberia) |
Early Frasnian |
|
Archaeotriletes |
Archaeotriletes connatus
sp. nov. |
USSR(Siberia) |
Early Frasnian |
|
Acanthotriletes |
Acanthotriletes cuspidatus
sp. nov. |
USSR(Siberia) |
Late Frasnian |
|
Archaeotriletes |
Archaeotriletes connatus
sp. nov. |
USSR(Siberia) |
Late Frasnian |
|
Leiotriletes |
Leiotriletes pullatus
|
USSR(Siberia) |
Late Frasnian |
|
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Siberia) |
Late Frasnian |
|
Retusotriletes |
Retusotriletes pychovii
|
USSR(Siberia) |
Late Frasnian |
|
Lophotriletes |
Lophotriletes rugosus
|
USSR(Siberia) |
Late Frasnian |
|
Acanthotriletes |
Acanthotriletes uncatus
|
USSR(Siberia) |
Late Frasnian |
|
Hymenozonotriletes |
Hymenozonotriletes densus
sp. nov. |
USSR(Siberia) |
Late Frasnian |
|