Crassiangulisporis |
Crassiangulisporis planitorosus
|
Nd |
Nd |
|
Crassispora |
Crassispora
|
Nd |
Nd |
|
Crassispora |
Crassispora kosankei
|
Nd |
Nd |
|
Crassispora |
Crassispora ovalis
|
Germany |
Late Carboniferous |
|
Crassosporites |
Crassosporites
|
Nd |
Nd |
|
Crassosporites |
Crassosporites triletoides
|
France |
Late Carboniferous |
|
Cristatisporites |
Cristatisporites
|
Nd |
Nd |
|
Cristatisporites |
Cristatisporites indignabundus
|
Germany |
Late Carboniferous |
|
Cristatisporites |
Cristatisporites solaris
|
Nd |
Nd |
|
Crossotheca |
Crossotheca
|
France |
Carboniferous |
|
Crossotheca |
Crossotheca boulayi
|
Nd |
Nd |
|
Crossotheca |
Crossotheca bourozii
|
Nd |
Nd |
|
Crossotheca |
Crossotheca crepini
|
Nd |
Nd |
|
Crossotheca |
Crossotheca hoeninghausi
|
England |
Carboniferous |
|
Crossotheca |
Crossotheca hoeninghausi
|
Nd |
Nd |
|
Crossotheca |
Crossotheca hughesiana
|
England |
Carboniferous |
|
Crossotheca |
Crossotheca kentuckiensis
|
USA |
Carboniferous |
|