Curvatisporites |
Curvatisporites exisus
|
Worldwide |
Devonian |
|
Curvatisporites |
Curvatisporites scurrus
|
Worldwide |
Devonian |
|
Curvatisporites |
Curvatisporites scurrus
|
USSR(Russian Platform) |
Givetian |
|
Cyclogranisporites |
Cyclogranisporites amplus
|
Worldwide |
Devonian |
|
Cyclogranisporites |
Cyclogranisporites exiguus
|
Worldwide |
Devonian |
|
Cyclogranisporites |
Cyclogranisporites exiguus
|
USSR(Russian Platform) |
Frasnian |
|
Cyclogranisporites |
Cyclogranisporites plicatus
|
Worldwide |
Devonian |
|
Cyclogranisporites |
Cyclogranisporites rotundus
|
Worldwide |
Devonian |
|
Cyclogranisporites |
Cyclogranisporites rotundus
|
USSR(Russian Platform) |
Givetian |
|
Dichosporites |
Dichosporites crassus
|
Worldwide |
Devonian |
|
Dichosporites |
Dichosporites devonicus
|
Worldwide |
Devonian |
|
Dichosporites |
Dichosporites devonicus
|
USSR(Russian Platform) |
Frasnian |
|
Dichosporites |
Dichosporites hamulus
|
Worldwide |
Devonian |
|
Dichosporites |
Dichosporites hamulus
|
USSR(Russian Platform) |
Frasnian |
|
Dictyotriletes |
Dictyotriletes famenensis
|
Worldwide |
Devonian |
|
Dictyotriletes |
Dictyotriletes minor
|
Worldwide |
Devonian |
|
Dictyotriletes |
Dictyotriletes nigratus
|
Worldwide |
Devonian |
|