Phoberocysta |
Phoberocysta neocomica
|
Nd |
Nd |
|
Phoberocysta |
Phoberocysta neocomica
|
France |
Early Cretaceous |
|
Phthanoperidinium |
Phthanoperidinium amoenum
|
Mississippi |
Oligocene |
|
Piliferosphaera |
Piliferosphaera setosa
|
New York |
Middle Gothlandian |
|
Pleonosporium |
Pleonosporium
|
South Africa |
|
|
Polyancistrodorus |
Polyancistrodorus columbariferus
|
Oklahoma |
Middle Ordovician |
|
Polygonium |
Polygonium sp
|
Oklahoma |
Middle Ordovician |
|
Polysiphonia |
Polysiphonia boldii
|
South Africa |
|
|
Polysphaeridium |
Polysphaeridium pumilum
|
France |
Late Cretaceous |
|
Priscogalea |
Priscogalea sp. Loeb.,1970
sp. nov. |
USSR |
Tremadocian |
|
Prolixosphaeridium |
Prolixosphaeridium mixtispinosum
|
Atlantic Ocean |
Late Jurassic |
|
Psaligonyaulax |
Psaligonyaulax deflandrei
|
England |
Late Cretaceous |
|
Psenotopus |
Psenotopus chondrocheus
|
Indiana |
Middle Gothlandian |
|
Pseudoceratium |
Pseudoceratium pelliferum
|
England |
Early Cretaceous |
|
Pterodinium |
Pterodinium aliferum
|
Germany |
Early Cretaceous |
|
Pterospermella |
Pterospermella dichlidosis
|
Ohio |
Late Devonian |
|
Pterospermella |
Pterospermella reticulata
|
Tennessee |
Early Devonian |
|