Calamostachys |
Calamostachys williamsoniana
|
Germany |
Carboniferous |
|
Calamostachys |
Calamostachys williamsoniana
|
France |
Carboniferous |
|
Callandrium |
Callandrium callistophytoides
|
USA |
Carboniferous |
|
Callialasporites |
Callialasporites
|
Nd |
Nd |
|
Callialasporites |
Callialasporites dampieri
|
Nd |
Nd |
|
Callialasporites |
Callialasporites segmentatus
|
Nd |
Nd |
|
Callialasporites |
Callialasporites trilobatus
|
Australia |
Late Jurassic |
|
Callialasporites |
Callialasporites turbatus
|
Nd |
Nd |
|
Callipteris |
Callipteris
|
Nd |
Nd |
|
Callipteris |
Callipteris conferta
|
Nd |
Nd |
|
Callistophyton |
Callistophyton boyssetii
|
Nd |
Nd |
|
Callistophyton |
Callistophyton poroxyloides
|
Nd |
Nd |
|
Callospermarion |
Callospermarion
|
Nd |
Nd |
|
Callospermarion |
Callospermarion pusillum
|
USA |
Carboniferous |
|
Callospermarion |
Callospermarion sp
|
USA |
Carboniferous |
|
Calochlaena |
Calochlaena
|
Nd |
Nd |
|
Calycites |
Calycites mikanoides
|
USA |
Eocene |
|