Archaeofavosina |
Archaeofavosina simplex
|
Nd |
Vendian |
|
Archaeofavosina |
Archaeofavosina sinuta
|
Nd |
Late Precambrian |
|
Archaeofavosina |
Archaeofavosina venusta
|
Nd |
Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium
|
USSR(Pre-Baltic) |
Early Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acanthaceum
|
USSR(Pre-Baltic) |
Middle Cambrian |
Late Cambrian |
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium accomodatum
|
Nd |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acer
|
USSR(Pre-Baltic) |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acerosum
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium aciculatum
|
USSR(Siberia) |
Early Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium aculeatum
|
USSR(Ukrainian SSR) |
Jurassic |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acuminatum
|
USSR(Siberia) |
Early Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium acutangulatum
|
USSR(Pre-Baltic) |
Early Ordovician |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium adligans
|
USSR(Pre-Baltic) |
Late Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium anatropum
|
USSR(Siberia) |
Early Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium angulosum
|
USSR(Pre-Baltic) |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium antarcticum
|
Antarctica |
Early Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium apsilatum
|
USSR(Siberia) |
Early Cambrian |
|