Euconochitina |
Euconochitina intermedia
|
Europe |
Caradocian |
Ludlovian |
Euconochitina |
Euconochitina intermedia
|
E.Germany(Rostock) |
Late Ludlovian |
|
Euconochitina |
Euconochitina micracantha
|
Europe |
Late Caradocian |
|
Euconochitina |
Euconochitina micracantha
|
Baltic |
Ordovician |
|
Euconochitina |
Euconochitina parvicolla
sp. nov. |
USA |
Caradocian |
|
Euconochitina |
Euconochitina parvicolla
|
USA |
Llandeilian |
Caradocian |
Euconochitina |
Euconochitina parvicolla
|
France(Aquitaine) |
Llandeilian |
|
Euconochitina |
Euconochitina pellucida
|
Europe |
Middle Caradocian |
Llandoverian |
Euconochitina |
Euconochitina pellucida
|
France(Aquitaine) |
Llandeilian |
|
Euconochitina |
Euconochitina primitiva
|
Europe |
Arenigian |
Caradocian |
Euconochitina |
Euconochitina primitiva
|
W.Germany(Rhineland) |
Ordovician |
|
Euconochitina |
Euconochitina rarispinosa
|
Europe |
Late Caradocian |
|
Euconochitina |
Euconochitina rarispinosa
|
Oklahoma |
Middle Ordovician |
|
Euconochitina |
Euconochitina reflexa
|
Africa(Sahara) |
Middle Frasnian |
Famennian |
Euconochitina |
Euconochitina reflexa
|
Algeria |
Late Devonian |
|
Euconochitina |
Euconochitina schopfi
|
Oklahoma |
Middle Ordovician |
|
Euconochitina |
Euconochitina schopfi
|
USA |
Llandeilian |
Llandoverian |