| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Welleritidae
|
| Subfamily: |
Welleritinae
|
| Genus: |
Wellerites
|
| Species: | russiensis |
| Qualifier: | ss |
| Author: |
Ruzhencev 1952,p.133
|
| Lower Boundary: |
Langsettian--Duckmantian, Westphal.A--B, 311.3 million years
|
| Upper Boundary: |
Moscovian--Kasimovian [MOS--KAS], 306.5 million years
|
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