Pteris |
Pteris quadriaurita
|
Central America |
Recent |
|
Raistrickia |
Raistrickia strumosa
|
Australia |
Tournaisian |
|
Reticulatisporites |
Reticulatisporites magnidictyus
|
Australia |
Middle Carboniferous |
|
Retispora |
Retispora lepidophyta
|
Canada |
Strunian |
|
Retitriletes |
Retitriletes austroclavatidites
|
Australia |
Maestrichtian |
|
Retusotriletes |
Retusotriletes digressus
|
Australia |
Tournaisian |
|
Retusotriletes |
Retusotriletes punctimedianus
|
Australia |
Frasnian |
|
Ruffordia |
Ruffordia
|
Nd |
Nd |
|
Ruffordia |
Ruffordia goeppertii
|
England |
Valanginian |
|
Ruffordiaspora |
Ruffordiaspora
|
Nd |
Nd |
|
Sagenotetradites |
Sagenotetradites
|
Australia |
Early Carboniferous |
|
Schizaea |
Schizaea
|
Nd |
Nd |
|
Schizaea |
Schizaea pusilla
|
USA |
Recent |
|
Schizaeopsis |
Schizaeopsis
|
Nd |
Nd |
|
Scolocyamus |
Scolocyamus magnus
|
New Guinea(Papua) |
Neogene |
|
Selaginella |
Selaginella
|
Nd |
Nd |
|
Sestrosporites |
Sestrosporites
|
Nd |
Nd |
|