Belonechitina |
Belonechitina
|
Baltic |
Ordovician |
|
Conochitina |
Conochitina micracantha
|
Baltic |
Ordovician |
|
Belonechitina |
Belonechitina robusta
|
Baltic |
Ordovician |
|
Hoegisphaera |
Hoegisphaera acollare
|
Baltic |
Wenlockian |
|
Desmochitina |
Desmochitina acollare
|
Baltic |
Wenlockian |
|
Hoegisphaera |
Hoegisphaera complanata
|
Baltic Sea |
Pridolian |
|
Desmochitina |
Desmochitina complanata
|
Baltic Sea |
Pridolian |
|
Hercochitina |
Hercochitina
|
Canada(Anticosti Island) |
Ashgillian |
|
Hercochitina |
Hercochitina crickmayi
sp. nov. |
Canada(Anticosti Island) |
Ashgillian |
|
Hercochitina |
Hercochitina sp
sp. nov. |
Canada(Anticosti Island) |
Ashgillian |
|
Kalochitina |
Kalochitina
|
Canada(Ontario) |
Late Caradocian |
Ashgillian |
Kalochitina |
Kalochitina multispinata
sp. nov. |
Canada(Ontario) |
Late Caradocian |
Ashgillian |
Kalochitina |
Kalochitina inflata
|
Canada(Ontario) |
Late Caradocian |
Ashgillian |
Tanuchitina |
Tanuchitina
|
Canada(Ontario) |
Middle Ordovician |
|
Tanuchitina |
Tanuchitina ontariensis
sp. nov. |
Canada(Ontario) |
Late Ordovician |
|
Tanuchitina |
Tanuchitina
|
Canada(Ontario) |
Late Ordovician |
|
Conochitina |
Conochitina inflata
|
Canada(Ontario) |
Late Caradocian |
Ashgillian |