Sphagnum |
Sphagnum antiquasporites
|
Canada(British Columbia) |
Eocene |
|
Psilophyton |
Psilophyton princeps
|
Canada(Gaspe Area) |
Devonian |
|
Calamostachys |
Calamostachys binneyana
|
Canada(Nova Scotia) |
|
|
Archaeopteris |
Archaeopteris jacksonii
|
Canada(Quebec) |
Late Devonian |
|
Paracalamostachys |
Paracalamostachys striata
|
England |
Westphalian |
|
Lepidostrobus |
Lepidostrobus pterygotianus
|
England |
|
|
Scolecopteris |
Scolecopteris polymorpha
|
England |
|
|
Crossotheca |
Crossotheca hoeninghausi
|
England |
Nd |
|
Crossotheca |
Crossotheca hughesiana
|
England |
Nd |
|
Zeilleria |
Zeilleria avoldensis
|
England |
|
|
Telangium |
Telangium affine
|
England |
|
|
Aulacotheca |
Aulacotheca hemingwayi
|
England |
Nd |
|
Calymmatotheca |
Calymmatotheca bifida
|
England |
|
|
Urnatopteris |
Urnatopteris tenella
|
England |
|
|
Schuetzia |
Schuetzia bennieana
|
England |
Carboniferous |
|
Dicksonia |
Dicksonia mariopteris
|
England |
Jurassic |
|
Eboracia |
Eboracia latifolia
|
England |
Jurassic |
|