Acanthochitina |
Acanthochitina barbata
|
Ohio |
Late Ordovician |
|
Acanthochitina |
Acanthochitina barbata
|
Kentucky |
Late Ordovician |
|
Acanthochitina |
Acanthochitina barbata
|
Indiana |
Late Ordovician |
|
Angochitina |
Angochitina capillata
|
Ohio |
Late Ordovician |
|
Angochitina |
Angochitina capillata
|
Kentucky |
Late Ordovician |
|
Angochitina |
Angochitina capillata
|
Indiana |
Late Ordovician |
|
Clathrochitina |
Clathrochitina sp
|
Ohio |
Late Ordovician |
|
Clathrochitina |
Clathrochitina sp
|
Kentucky |
Late Ordovician |
|
Clathrochitina |
Clathrochitina sp
|
Indiana |
Late Ordovician |
|
Conochitina |
Conochitina micracantha
|
Ohio |
Late Ordovician |
|
Conochitina |
Conochitina micracantha
|
Kentucky |
Late Ordovician |
|
Conochitina |
Conochitina micracantha
|
Indiana |
Late Ordovician |
|
Conochitina |
Conochitina minnesotensis
|
Ohio |
Late Ordovician |
|
Conochitina |
Conochitina minnesotensis
|
Kentucky |
Late Ordovician |
|
Conochitina |
Conochitina minnesotensis
|
Indiana |
Late Ordovician |
|
Conochitina |
Conochitina robusta
|
Ohio |
Late Ordovician |
|
Conochitina |
Conochitina robusta
|
Kentucky |
Late Ordovician |
|