Ancyrochitina |
Ancyrochitina cornigera
sp. nov. |
Illinois |
Givetian |
|
Ancyrochitina |
Ancyrochitina laguncula
sp. nov. |
Illinois |
Givetian |
|
Ancyrochitina |
Ancyrochitina megastyla
sp. nov. |
Illinois |
Givetian |
|
Angochitina |
Angochitina devonica
|
Illinois |
Givetian |
|
Angochitina |
Angochitina devonica
|
Illinois |
Givetian |
|
Angochitina |
Angochitina globosa
sp. nov. |
Illinois |
Givetian |
|
Angochitina |
Angochitina milanensis
sp. nov. |
Illinois |
Givetian |
|
Angochitina |
Angochitina mourai
|
Illinois |
Givetian |
|
Angochitina |
Angochitina sp
sp. nov. |
Illinois |
Givetian |
|
Cyst |
Cyst sp
sp. nov. |
Illinois |
Givetian |
|
Earlachitina |
Earlachitina
|
Illinois |
Givetian |
|
Earlachitina |
Earlachitina latipes
sp. nov. |
Illinois |
Givetian |
|
Earlachitina |
Earlachitina sp
sp. nov. |
Illinois |
Givetian |
|
Sphaerochitina |
Sphaerochitina nodulosa
sp. nov. |
Illinois |
Givetian |
|
Sphaerochitina |
Sphaerochitina nodulosa
|
Illinois |
Givetian |
|
Sphaerochitina |
Sphaerochitina pilosa
sp. nov. |
Illinois |
Givetian |
|
Sphaerochitina |
Sphaerochitina schwalbi
sp. nov. |
Illinois |
Givetian |
|