Hymenozonotriletes |
Hymenozonotriletes echinulus
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Hymenozonotriletes |
Hymenozonotriletes ornatus
|
USSR(Siberia) |
Givetian |
|
Hymenozonotriletes |
Hymenozonotriletes perforatus
|
USSR(Siberia) |
Givetian |
|
Leiotriletes |
Leiotriletes atavus
|
USSR(Siberia) |
Givetian |
|
Leiotriletes |
Leiotriletes conformis
|
USSR(Siberia) |
Givetian |
|
Leiotriletes |
Leiotriletes conformis
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Siberia) |
Givetian |
|
Leiotriletes |
Leiotriletes microrugosus
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Leiotriletes |
Leiotriletes nigratus
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Leiotriletes |
Leiotriletes rotundus
|
USSR(Siberia) |
Givetian |
|
Leiotriletes |
Leiotriletes simplicissimus
|
USSR(Siberia) |
Givetian |
|
Lophotriletes |
Lophotriletes minutissimus
|
USSR(Siberia) |
Givetian |
|
Lophotriletes |
Lophotriletes rugosus
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Lophozonotriletes |
Lophozonotriletes evlanensis
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Lophozonotriletes |
Lophozonotriletes grandis
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Retusotriletes |
Retusotriletes famenensis
|
USSR(Siberia) |
Late Frasnian |
Famennian |
Retusotriletes |
Retusotriletes microthelis
|
USSR(Siberia) |
Givetian |
|