| Suborder: |
Goniatitina
|
| Superfamily: |
Goniatitoidea
|
| Family: |
Agathiceratidae
|
| Genus: |
Proshumardites
|
| Species: | becharensis |
| Qualifier: | ss |
| Author: |
Pareyn 1961,p.163
|
| Lower Boundary: |
GBY R2b--R2c1(metabiling.--superbiling.), 314.2 million years
|
| Upper Boundary: |
GBY aff. crenulatum--cumbriense, 313.2 million years
|
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