Conochitina |
Conochitina tumidula
sp. nov. |
USSR(Russian Platform) |
Ludlovian |
|
Cyathochitina |
Cyathochitina calix
|
USSR(Russian Platform) |
Early Ordovician |
Middle Ordovician |
Cyathochitina |
Cyathochitina campanulaeformis
sp. nov. |
USSR(Russian Platform) |
Ordovician |
|
Cyathochitina |
Cyathochitina campanulaeformis
|
USSR(Russian Platform) |
Ordovician |
|
Cyathochitina |
Cyathochitina kuckersiana
|
USSR(Russian Platform) |
Middle Ordovician |
Late Ordovician |
Cyathochitina |
Cyathochitina laticollum
sp. nov. |
USSR(Russian Platform) |
Early Ordovician |
|
Cyathochitina |
Cyathochitina marginita
sp. nov. |
USSR(Russian Platform) |
Early Ordovician |
|
Desmochitina |
Desmochitina cocca
|
USSR(Russian Platform) |
Early Ordovician |
Middle Ordovician |
Desmochitina |
Desmochitina densa
|
USSR(Russian Platform) |
Wenlockian |
|
Desmochitina |
Desmochitina dornbuschi
|
USSR(Russian Platform) |
Middle Ordovician |
Late Ordovician |
Desmochitina |
Desmochitina minor
|
USSR(Russian Platform) |
Early Ordovician |
|
Desmochitina |
Desmochitina minor
|
USSR(Russian Platform) |
Early Ordovician |
Middle Ordovician |
Desmochitina |
Desmochitina minor
|
USSR(Russian Platform) |
Ordovician |
|
Desmochitina |
Desmochitina minor
|
USSR(Russian Platform) |
Ordovician |
|
Desmochitina |
Desmochitina minor
|
USSR(Russian Platform) |
Ordovician |
|
Eisenackitina |
Eisenackitina bohemica
|
USSR(Russian Platform) |
Ludlovian |
|
Eisenackitina |
Eisenackitina castor
|
USSR(Russian Platform) |
Ludlovian |
|