Ancyrochitina |
Ancyrochitina ancyrea
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina doylei
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina hamiltonensis
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina kutasii
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina langei
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina silicensis
|
Ohio |
Middle Devonian |
|
Ancyrochitina |
Ancyrochitina tumida
|
Ohio |
Middle Devonian |
|
Conochitina |
Conochitina edjelensis
|
Ohio |
Middle Devonian |
|
Conochitina |
Conochitina inflata
|
Ohio |
Middle Devonian |
|
Desmochitina |
Desmochitina aranea
|
Ohio |
Middle Devonian |
|
Desmochitina |
Desmochitina bursa
|
Ohio |
Middle Devonian |
|
Desmochitina |
Desmochitina spinosa
|
Ohio |
Middle Devonian |
|
Eisenackitina |
Eisenackitina canadensis
|
Ohio |
Middle Devonian |
|
Eisenackitina |
Eisenackitina castor
|
Ohio |
Middle Devonian |
|
Eisenackitina |
Eisenackitina ruthi
|
Ohio |
Middle Devonian |
|
Eisenackitina |
Eisenackitina sylvaniensis
|
Ohio |
Middle Devonian |
|
Hoegisphaera |
Hoegisphaera glabra
|
Ohio |
Middle Devonian |
|