Hymenozonotriletes |
Hymenozonotriletes commutatus
|
Germany |
Late Emsian |
|
Hymenozonotriletes |
Hymenozonotriletes elegans
|
Germany |
Late Emsian |
|
Hymenozonotriletes |
Hymenozonotriletes hyalinus
|
Germany |
Early Emsian |
|
Hymenozonotriletes |
Hymenozonotriletes lepidophytus
|
France |
Strunian |
|
Hymenozonotriletes |
Hymenozonotriletes macrotuberculatus
|
Canada(Arctic) |
Givetian |
|
Hymenozonotriletes |
Hymenozonotriletes pusillites
|
France |
Strunian |
|
Hymenozonotriletes |
Hymenozonotriletes scorpius
|
Germany |
Late Emsian |
|
Hystricosporites |
Hystricosporites
|
Canada(Arctic) |
Frasnian |
|
Hystricosporites |
Hystricosporites
|
Canada(NWT) |
Middle Frasnian |
|
Hystricosporites |
Hystricosporites
|
France(Pas-de-Calais) |
Frasnian |
|
Hystricosporites |
Hystricosporites coronatus
|
Spitsbergen |
Frasnian |
|
Hystricosporites |
Hystricosporites corystus
|
Spitsbergen |
Givetian |
|
Hystricosporites |
Hystricosporites corystus
|
Germany |
Late Emsian |
|
Hystricosporites |
Hystricosporites corystus
|
|
Frasnian |
|
Hystricosporites |
Hystricosporites costatus
|
Spitsbergen |
Frasnian |
|
Hystricosporites |
Hystricosporites mitratus
|
Spitsbergen |
Emsian |
|
Hystricosporites |
Hystricosporites porcatus
|
Spitsbergen |
Givetian |
|