Pachysphaera |
Pachysphaera pelagica
|
Arctic Ocean |
Recent |
|
Pareodinia |
Pareodinia ceratophora
|
England |
Late Jurassic |
|
Pleurozonaria |
Pleurozonaria
|
Nd |
Cretaceous |
|
Polyedryxium |
Polyedryxium bathyaster
|
Canada |
Devonian |
|
Protoarchaeosacculina |
Protoarchaeosacculina atava
|
USSR |
|
|
Prototrematosphaeridium |
Prototrematosphaeridium holtedahlii
|
USSR |
Nd |
|
Pseudolunulidia |
Pseudolunulidia
|
Nd |
Nd |
|
Pterosphaeridia |
Pterosphaeridia
|
Nd |
Nd |
|
Quisquilites |
Quisquilites
|
Nd |
Nd |
|
Saturnus |
Saturnus
|
Nd |
Nd |
|
Spheriporalites |
Spheriporalites
|
Nd |
Nd |
|
Spiniferites |
Spiniferites ramosus
|
E.Germany |
Cretaceous |
|
Spongocystia |
Spongocystia
|
Nd |
Nd |
|
Sporangites |
Sporangites huronensis
|
Nd |
Nd |
|
Tapajonites |
Tapajonites
|
Nd |
Nd |
|
Tasmanites |
Tasmanites
|
Nd |
Nd |
|
Tasmanites |
Tasmanites newtonii
|
England |
Early Jurassic |
|