TaxNo: 4805Paralegoceras? alienum
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Schistoceratidae
|
| Genus: |
Paralegoceras?
|
| Species: | alienum |
| Qualifier: | sn |
| Author: |
Schmidt 1925,p.599
|
| Lower Boundary: |
Marsdenian--Yeadonian [MRD--YEA], 313.8 million years
|
| Upper Boundary: |
Yeadonian--Langsettian, Westph.A [YEA--, 313 million years
|