Conochitina |
Conochitina seriespinosa
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina spinosa
|
Baltic Sea |
Pridolian |
|
Conochitina |
Conochitina stentor
|
USSR(Baltic) |
Early Gothlandian |
|
Conochitina |
Conochitina subbrevis
|
USSR(Yaroslav) |
Arenigian |
Middle Ordovician |
Conochitina |
Conochitina suecica
|
Sweden |
Caradocian |
|
Conochitina |
Conochitina symmetrica
|
Algeria |
Ordovician |
|
Conochitina |
Conochitina tigrina
|
Sweden |
Caradocian |
|
Conochitina |
Conochitina tomentosa
|
France(Aquitaine) |
Llandeilian |
|
Conochitina |
Conochitina tribulosa
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina tuba
|
Nd |
Nd |
|
Conochitina |
Conochitina tuberculata
|
Baltic |
Silurian |
|
Conochitina |
Conochitina turris
|
France(Aquitaine) |
Llandeilian |
|
Conochitina |
Conochitina vasculiformis
|
Nigeria |
Late Ordovician |
|
Coronochitina |
Coronochitina coronata
|
Nd |
Nd |
|
Coronochitina |
Coronochitina multiradiata
|
Baltic |
Ordovician |
|
Cramerochitina |
Cramerochitina
|
Nd |
Nd |
|
Cramerochitina |
Cramerochitina hymenelytrum
|
Oklahoma |
Late Ordovician |
|