Granulatisporites |
Granulatisporites
|
Nd |
Gedinnian |
Famennian |
Granulatisporites |
Granulatisporites frustulentus
|
Argentina |
Carboniferous |
|
Gunflintia |
Gunflintia oehlerae
|
Nd |
Nd |
|
Hebecysta |
Hebecysta brevicornuta
|
Canada(Arctic) |
Carnian |
Norian |
Heibergella |
Heibergella asymmetrica
|
Canada(Arctic) |
Carnian |
Norian |
Heliosporites |
Heliosporites
|
Nd |
Frasnian |
|
Heliosporites |
Heliosporites altmarkensis
|
E.Germany(Suhl) |
Liassic |
|
Heterocolpites |
Heterocolpites
|
Cameroon |
Eocene |
|
Hexaporotricolpites |
Hexaporotricolpites
|
Brazil |
Cenomanian |
Coniacian |
Hexaporotricolpites |
Hexaporotricolpites
|
Congo |
Cenomanian |
Coniacian |
Hoegisphaera |
Hoegisphaera
|
USA |
Ordovician |
|
Holkopollenites |
Holkopollenites chemardensis
|
USA(Gulf Coast) |
Danian |
Sparnacian |
Hymenozonotriletes |
Hymenozonotriletes
|
Nd |
Givetian |
Famennian |
Hymenozonotriletes |
Hymenozonotriletes sp
|
USSR |
Eifelian |
|
Hystrichosphaeridae |
Hystrichosphaeridae
|
USSR(Siberia) |
Cambrian |
|
Hystricosporites |
Hystricosporites sp
|
Spitsbergen |
Visean |
|
Hystricosporites |
Hystricosporites sp
|
Africa |
Givetian |
Frasnian |