Lophozonotriletes |
Lophozonotriletes macrogrumosus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Lophozonotriletes |
Lophozonotriletes scurrus
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes communis
|
USSR(Russian Platform) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes communis
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes parvimammatus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes pychovii
|
USSR(Russian Platform) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes pychovii
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes semilucensis
|
USSR(Russian Platform) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes conformis
|
USSR(Russian Platform) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes conformis
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes definitus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes formosus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes laevigatus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes pumilus
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|
Trachytriletes |
Trachytriletes solidus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Trachytriletes |
Trachytriletes solidus
|
USSR(Ukrainian SSR) |
Middle Frasnian |
|