Stenozonotriletes |
Stenozonotriletes millegranus
|
USSR(European) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes simplex
|
USSR(European) |
Middle Frasnian |
|
Lophozonotriletes |
Lophozonotriletes retusus
|
USSR(European) |
Middle Frasnian |
|
Lophozonotriletes |
Lophozonotriletes crassatus
|
USSR(European) |
Middle Frasnian |
|
Hymenozonotriletes |
Hymenozonotriletes donensis
|
USSR(European) |
Middle Frasnian |
|
Hymenozonotriletes |
Hymenozonotriletes trivialis
|
USSR(European) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes laevigatus
|
USSR(European) |
Middle Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus ovalis
|
USSR(European) |
Middle Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus concinnus
|
USSR(European) |
Middle Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus mennerii
|
USSR(European) |
Middle Frasnian |
|
Archaeoperisaccus |
Archaeoperisaccus mirus
|
USSR(European) |
Middle Frasnian |
|
Tasmanites |
Tasmanites
|
USSR(European) |
Middle Frasnian |
|
Acanthotriletes |
Acanthotriletes incompletus
|
USSR(European) |
Middle Frasnian |
|
Retusotriletes |
Retusotriletes simplex
|
USSR(European) |
Middle Frasnian |
|
Trachytriletes |
Trachytriletes minutus
|
USSR(European) |
Middle Frasnian |
|
Stenozonotriletes |
Stenozonotriletes minor
|
USSR(European) |
Middle Frasnian |
|
Lophozonotriletes |
Lophozonotriletes tylophorus
|
USSR(European) |
Middle Frasnian |
|