| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Girtyoceratidae
|
| Subfamily: |
Sudeticeratinae
|
| Genus: |
Sudeticeras
|
| Species: | grande |
| Qualifier: | ss |
| Author: |
Ruzhencev & Bog. 1971,p.157
|
| Lower Boundary: |
RUS Nm1a1--Nm1a2 (P.cloudi--Do.miranda), 327.4 million years
|
| Upper Boundary: |
RUS Nm1b2--Nm1c1,Fayettevillea-Delepinoc, 324 million years
|
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