Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium ellipsoideum
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium operculatum
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium panderi
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium parvum
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium scrotiforme
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium solitare
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium timofeevii
|
Nd |
Nd |
|
Cymatiogalea |
Cymatiogalea
|
Nd |
Nd |
|
Dasydiacrodium |
Dasydiacrodium eichwaldii
|
USSR(Vologda) |
Cambrian |
|
Dasydiacrodium |
Dasydiacrodium eichwaldii
|
Nd |
Nd |
|
Dasydiacrodium |
Dasydiacrodium monstrorsum
|
Nd |
Nd |
|
Dasydiacrodium |
Dasydiacrodium palmatiobatum
|
Nd |
Nd |
|
Dasydiacrodium |
Dasydiacrodium prominens
|
Nd |
Nd |
|
Dasyrytidodiacrodium |
Dasyrytidodiacrodium
|
Nd |
Nd |
|
Diornatosphaera |
Diornatosphaera angusta
|
Nd |
Nd |
|
Diornatosphaera |
Diornatosphaera constricta
|
Nd |
Nd |
|
Diornatosphaera |
Diornatosphaera divisa
|
Nd |
Nd |
|