Cyathochitina |
Cyathochitina elenitae
|
Spain |
Late Llandoverian |
Ludlovian |
Cyathochitina |
Cyathochitina fistulosa
|
Africa(Sahara) |
Arenigian |
Llandoverian |
Cyathochitina |
Cyathochitina fistulosa
|
Algeria |
Ordovician |
Gothlandian |
Cyathochitina |
Cyathochitina granulata
|
France(Aquitaine) |
Llandeilian |
|
Cyathochitina |
Cyathochitina homostriata
|
Africa(Sahara) |
Arenigian |
Llandeilian |
Cyathochitina |
Cyathochitina homostriata
|
Africa(Sahara) |
Ordovician |
|
Cyathochitina |
Cyathochitina hyalophrys
|
USA |
Caradocian |
|
Cyathochitina |
Cyathochitina hyalophrys
|
Ohio |
Late Ordovician |
|
Cyathochitina |
Cyathochitina hymenophora
|
Africa(Sahara) |
Caradocian |
Early Llandoverian |
Cyathochitina |
Cyathochitina hymenophora
|
Europe |
Caradocian |
|
Cyathochitina |
Cyathochitina hymenophora
|
France(Aquitaine) |
Llandeilian |
|
Cyathochitina |
Cyathochitina infundibuliformis
|
Africa(Sahara) |
Gedinnian |
Frasnian |
Cyathochitina |
Cyathochitina infundibuliformis
|
Algeria |
Early Ordovician |
Late Ordovician |
Cyathochitina |
Cyathochitina kuckersiana
|
Europe |
Llandeilian |
Ludlovian |
Cyathochitina |
Cyathochitina kuckersiana
|
Africa(Sahara) |
Caradocian |
Wenlockian |
Cyathochitina |
Cyathochitina makromyka
|
USA |
Caradocian |
|
Cyathochitina |
Cyathochitina makromyka
|
Ohio |
Late Ordovician |
|