Siliculina |
Siliculina reticulata
|
USSR(Urals) |
Bathonian |
|
Acuminella |
Acuminella aktschagilensis
|
USSR(Urals) |
Bathonian |
|
Platychila |
Platychila prolongata
|
USSR(Urals) |
Bathonian |
|
Orbicularia |
Orbicularia aktschhagilensis
|
USSR(Urals) |
Bathonian |
|
Orbicularia |
Orbicularia media
|
USSR(Urals) |
Bathonian |
Callovian |
Orbicularia |
Orbicularia rotunda
|
USSR(Urals) |
Bathonian |
|
Orbicularia |
Orbicularia rotundiformis
|
USSR(Urals) |
Bathonian |
|
Patellina |
Patellina pseudolimbata
|
USSR(Urals) |
Bathonian |
Callovian |
Dipterella |
Dipterella tricocca
|
USSR(Urals) |
Bathonian |
|
Dipterella |
Dipterella tricocca
|
USSR(Urals) |
Bathonian |
|
Dipterella |
Dipterella bifurca
|
USSR(Urals) |
Bathonian |
|
Caytoniella |
Caytoniella ovalis
|
USSR(Urals) |
Bathonian |
|
Patellina |
Patellina exilis
|
USSR(Urals) |
Bathonian |
|
Patellina |
Patellina minor
|
USSR(Urals) |
Bathonian |
Middle Albian |
Aggerella |
Aggerella conferta
|
USSR(Urals) |
Bathonian |
|
Tripartina |
Tripartina paradoxiformis
|
USSR(Urals) |
Callovian |
|
Tripartina |
Tripartina pachytella
|
USSR(Urals) |
Callovian |
|