TaxNo: 4946Sudeticeras tongxinense
| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Girtyoceratidae
|
| Subfamily: |
Sudeticeratinae
|
| Genus: |
Sudeticeras
|
| Species: | tongxinense |
| Qualifier: | ss |
| Author: |
Gao 1983,p.462
|
| Lower Boundary: |
RUS Nm1a1 base, Hypergon.-Ferganoc. GZ, 327.8 million years
|
| Upper Boundary: |
RUS Nm1b2--Nm1c1,Fayettevillea-Delepinoc, 324 million years
|