Concentrica |
Concentrica solida
|
Romania |
Early Cambrian |
Middle Cambrian |
Cymatiosphaera |
Cymatiosphaera favosa
|
Romania |
Early Cambrian |
Middle Cambrian |
Dictyopsophosphaera |
Dictyopsophosphaera exilis
|
Romania |
Early Cambrian |
Middle Cambrian |
Dictyotidium |
Dictyotidium birvetense
|
Romania |
Early Cambrian |
Middle Cambrian |
Dictyotidium |
Dictyotidium priscum
|
Romania |
Vendian |
Middle Cambrian |
Favososphaeridium |
Favososphaeridium favosum
|
Romania |
Riphean |
Middle Cambrian |
Granomarginata |
Granomarginata notata
|
Romania |
Vendian |
Early Cambrian |
Granomarginata |
Granomarginata prima
|
Romania |
Vendian |
Early Cambrian |
Granomarginata |
Granomarginata squamacea
|
Romania |
Early Cambrian |
Middle Cambrian |
Gyratosphaerina |
Gyratosphaerina aspera
|
Romania |
Vendian |
Middle Cambrian |
Kildinella |
Kildinella hyperboreica
|
Romania |
Riphean |
Early Cambrian |
Kildinella |
Kildinella sinica
|
Romania |
Riphean |
|
Leiomarginata |
Leiomarginata simplex
|
Romania |
Vendian |
Middle Cambrian |
Leiominuscula |
Leiominuscula minuta
|
Romania |
Vendian |
Early Cambrian |
Leiopsophosphaera |
Leiopsophosphaera microrugosa
|
Romania |
Vendian |
Early Cambrian |
Leiopsophosphaera |
Leiopsophosphaera rugosa
|
Romania |
Vendian |
Early Cambrian |
Leiosphaeridia |
Leiosphaeridia dehisca
|
Romania |
Early Cambrian |
Middle Cambrian |