Pervosphaeridium |
Pervosphaeridium brevispinum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium cenomaniense
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium elegans
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium intervelum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium monasteriense
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium morgenrothii
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium multispinum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium paucispinum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium pseudhystrichodinium
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium septatum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium truncatum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium truncigerum
|
Nd |
Nd |
|
Pervosphaeridium |
Pervosphaeridium tubuloaculeatum
|
Nd |
Nd |
|
Petaloferidium |
Petaloferidium
|
Nd |
Nd |
|
Petaloferidium |
Petaloferidium borracherosum
|
Nd |
Nd |
|
Peteinosphaeridium |
Peteinosphaeridium
|
Nd |
Nd |
|
Peteinosphaeridium |
Peteinosphaeridium hymenoferum
|
Nd |
Nd |
|