Convolutispora |
Convolutispora vermiformis
|
Spitsbergen |
Early Carboniferous |
|
Reticulatisporites |
Reticulatisporites cancellatus
|
Spitsbergen |
Early Carboniferous |
|
Retusotriletes |
Retusotriletes communis
|
USSR(Russian Platform) |
Famennian |
|
Verrucosisporites |
Verrucosisporites lebedianensis
|
USSR(Russian Platform) |
Famennian |
|
Dibolisporites |
Dibolisporites correctus
|
USSR(Russian Platform) |
Givetian |
|
Verrucosisporites |
Verrucosisporites perpusillus
|
USSR(Russian Platform) |
Givetian |
|
Acanthotriletes |
Acanthotriletes acerosus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Acanthotriletes |
Acanthotriletes polygamus
|
USSR(Russian Platform) |
Middle Frasnian |
|
Dictyotriletes |
Dictyotriletes nigratus
|
USSR(Russian Platform) |
Late Givetian |
|
Reticulatisporites |
Reticulatisporites cancellatus
|
USSR(Russian Platform) |
Late Devonian |
Early Carboniferous |
Stenozonotriletes |
Stenozonotriletes definitus
|
USSR(Russian Platform) |
Early Frasnian |
|
Stenozonotriletes |
Stenozonotriletes laevigatus
|
USSR(Russian Platform) |
Late Frasnian |
|
Calyptosporites |
Calyptosporites velatus
|
USSR(Russian Platform) |
Middle Givetian |
Late Givetian |
Lophotriletes |
Lophotriletes perpusillus
|
USSR(Russian Platform) |
Givetian |
|