Protosacculina |
Protosacculina glabrescens
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Pterina |
Pterina tenuiptera
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Quadrella |
Quadrella plicata
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Rotinella |
Rotinella obliqua
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Rubinella |
Rubinella exilis
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Rubinella |
Rubinella media
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
Early Jurassic |
Rubinella |
Rubinella media
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
Early Jurassic |
Rubinella |
Rubinella tuberculata
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Sacculina |
Sacculina
|
USSR(Pre-Urals) |
Jurassic |
|
Siliculina |
Siliculina simplicissima
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Sphaerina |
Sphaerina parvispinellata
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
Liassic |
Sphaerina |
Sphaerina spinellata
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Tripartina |
Tripartina bulbifera
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
Liassic |
Triquetrella |
Triquetrella cardiformis
sp. nov. |
USSR(Pre-Urals) |
Late Triassic |
|
Triquetrella |
Triquetrella cardiformis
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Triquetrella |
Triquetrella tripartiniformis
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|
Ventosella |
Ventosella leioptera
sp. nov. |
USSR(Pre-Urals) |
Rhaetian |
|