Heliosphaeridium |
Heliosphaeridium coniferum
|
Canada(Alberta) |
Early Cambrian |
|
Micrhystridium |
Micrhystridium coniferum
|
Canada(Alberta) |
Early Cambrian |
|
Micrhystridium |
Micrhystridium ellaense
|
Nd |
Nd |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium papillosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium papillosum
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium minutum
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium parvum
|
Nd |
Nd |
|
Granomarginata |
Granomarginata squamacea
|
Nd |
Nd |
|
Skiagia |
Skiagia
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium cerinum
|
Nd |
Nd |
|
Skiagia |
Skiagia orbicularis
|
Nd |
Nd |
|
Skiagia |
Skiagia compressa
|
Nd |
Nd |
|
Skiagia |
Skiagia ornata
|
Nd |
Nd |
|
Tasmanites |
Tasmanites variabilis
|
Nd |
Nd |
|
Ceratophyton |
Ceratophyton vernicosum
|
Poland |
Late Vendian |
Early Cambrian |
Sphaerocongregus |
Sphaerocongregus variabilis
|
Poland |
Late Vendian |
Early Cambrian |
Alliumella |
Alliumella baltica
|
Poland |
Early Cambrian |
|