Ancyrochitina |
Ancyrochitina corniculans
sp. nov. |
Oklahoma |
Late Ordovician |
|
Angochitina |
Angochitina capillata
|
Oklahoma |
Late Ordovician |
|
Angochitina |
Angochitina communis
|
Nd |
Nd |
|
Belonechitina |
Belonechitina robusta
|
Nd |
Nd |
|
Conochitina |
Conochitina elegans
sp. nov. |
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina hirsuta
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina micracantha
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina minnesotensis
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina robusta
|
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina seriespinosa
sp. nov. |
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina tribulosa
sp. nov. |
Oklahoma |
Late Ordovician |
|
Conochitina |
Conochitina wesenbergensis
|
Oklahoma |
Late Ordovician |
|
Cyathochitina |
Cyathochitina kuckersiana
|
Oklahoma |
Late Ordovician |
|
Cyathochitina |
Cyathochitina kuckersiana
|
Oklahoma |
Late Ordovician |
|
Cyathochitina |
Cyathochitina kuckersiana
|
Nd |
Nd |
|
Cyathochitina |
Cyathochitina kuckersiana
|
Nd |
Nd |
|
Desmochitina |
Desmochitina lata
|
Oklahoma |
Late Ordovician |
|