Diptycha |
Diptycha
|
Nd |
Nd |
|
Discisporites |
Discisporites
|
Nd |
Nd |
|
Discisporites |
Discisporites niger
|
Switzerland |
Keuper |
|
Dulhuntyisporites |
Dulhuntyisporites
|
Nd |
Nd |
|
Dulhuntyisporites |
Dulhuntyisporites salinus
|
Nd |
Nd |
|
Duosporites |
Duosporites
|
Nd |
Nd |
|
Duosporites |
Duosporites congoensis
|
Congo |
Early Gondwana |
|
Duplicisporites |
Duplicisporites
|
Switzerland |
Keuper |
|
Duplicisporites |
Duplicisporites granulatus
|
Switzerland |
Keuper |
|
Echitriletes |
Echitriletes
|
Nd |
Nd |
|
Echitriletes |
Echitriletes echinoides
|
Indiana |
Mississippian |
|
Encephalartilagenella |
Encephalartilagenella
|
Nd |
Nd |
|
Encephalartilagenella |
Encephalartilagenella glabra
|
USSR(Pre-Urals) |
Early Mesozoic |
|
Endosporites |
Endosporites
|
Iowa |
Desmoinesian |
|
Endosporites |
Endosporites ornatus
|
Iowa |
Late Westphalian |
Desmoinesian |
Endosporites |
Endosporites velatus
|
Germany |
Zechstein |
|
Entylissa |
Entylissa
|
Nd |
Nd |
|