Ancyrochitina |
Ancyrochitina fragilis
|
Africa(Sahara) |
Llandoverian |
Gedinnian |
Ancyrochitina |
Ancyrochitina fragilis
|
Africa(Sahara) |
Wenlockian |
|
Ancyrochitina |
Ancyrochitina gordita
|
Europe |
Middle Gedinnian |
Middle Emsian |
Ancyrochitina |
Ancyrochitina gumersinda
|
Europe |
Middle Gedinnian |
Middle Emsian |
Ancyrochitina |
Ancyrochitina laguncula
|
USA |
Llandoverian |
|
Ancyrochitina |
Ancyrochitina longicornis
|
Africa(Sahara) |
Llandoverian |
Gedinnian |
Ancyrochitina |
Ancyrochitina longicornis
|
Algeria |
Gothlandian |
Early Devonian |
Ancyrochitina |
Ancyrochitina megastyla
|
USA |
Givetian |
|
Ancyrochitina |
Ancyrochitina molpovica
|
Europe |
Llandoverian |
Ludlovian |
Ancyrochitina |
Ancyrochitina multiradiata
|
Europe |
Caradocian |
|
Ancyrochitina |
Ancyrochitina multiramosa
|
Africa(Sahara) |
Wenlockian |
Ludlovian |
Ancyrochitina |
Ancyrochitina nodosa
|
Africa(Sahara) |
Wenlockian |
Ludlovian |
Ancyrochitina |
Ancyrochitina nodosa
|
Algeria |
Gothlandian |
|
Ancyrochitina |
Ancyrochitina pilosa
|
Africa(Sahara) |
Wenlockian |
Gedinnian |
Ancyrochitina |
Ancyrochitina pilosa
|
Africa(Sahara) |
Frasnian |
|
Ancyrochitina |
Ancyrochitina preyi
|
Africa(Sahara) |
Llandoverian |
Gedinnian |
Ancyrochitina |
Ancyrochitina primitiva
|
Europe |
Llandoverian |
Early Ludlovian |