Stauronereisites |
Stauronereisites aequalis
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites acutidactylus
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites arquatus
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites agglomeratus
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites astrictus
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites auctus
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites sp. Elle.,1955
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites alcicornis
sp. nov. |
Michigan |
Devonian |
|
Ungulites |
Ungulites attenuatus
sp. nov. |
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites
|
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites tanaodus
|
Michigan |
Devonian |
|
Eunicites |
Eunicites tanaodus
|
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites aspidodus
sp. nov. |
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites aciedentatus
sp. nov. |
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites acanthophorus
sp. nov. |
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites amplimarginatus
sp. nov. |
Michigan |
Devonian |
|
Anisocerasites |
Anisocerasites tanaodus
|
Michigan |
Devonian |
|