Perisaccus |
Perisaccus verruculatus
sp. nov. |
USSR(Russian Platform) |
Frasnian |
|
Retusotriletes |
Retusotriletes
|
USSR(Russian Platform) |
Givetian |
|
Retusotriletes |
Retusotriletes communis
sp. nov. |
USSR(Russian Platform) |
Famennian |
|
Retusotriletes |
Retusotriletes communis
sp. nov. |
USSR(Russian Platform) |
Early Famennian |
|
Retusotriletes |
Retusotriletes communis
|
USSR(Russian Platform) |
Late Famennian |
|
Retusotriletes |
Retusotriletes domanicus
sp. nov. |
USSR(Russian Platform) |
Frasnian |
|
Retusotriletes |
Retusotriletes famenensis
sp. nov. |
USSR(Russian Platform) |
Famennian |
|
Retusotriletes |
Retusotriletes famenensis
sp. nov. |
USSR(Russian Platform) |
Early Famennian |
|
Retusotriletes |
Retusotriletes microthelis
sp. nov. |
USSR(Russian Platform) |
Famennian |
|
Retusotriletes |
Retusotriletes microthelis
sp. nov. |
USSR(Russian Platform) |
Early Famennian |
|
Retusotriletes |
Retusotriletes microthelis
sp. nov. |
USSR(Russian Platform) |
Late Famennian |
|
Retusotriletes |
Retusotriletes parvimammatus
sp. nov. |
USSR(Russian Platform) |
Frasnian |
|
Retusotriletes |
Retusotriletes parvimammatus
sp. nov. |
USSR(Russian Platform) |
Late Famennian |
|
Retusotriletes |
Retusotriletes pychovii
sp. nov. |
USSR(Russian Platform) |
Frasnian |
|
Retusotriletes |
Retusotriletes pychovii
|
USSR(Russian Platform) |
Early Famennian |
|
Retusotriletes |
Retusotriletes pychovii
sp. nov. |
USSR(Russian Platform) |
Late Famennian |
|
Retusotriletes |
Retusotriletes pychovii
sp. nov. |
USSR(Russian Platform) |
Late Famennian |
|