TaxNo: 5189Family Gonioloboceratidae
| Suborder: |
Goniatitina
|
| Superfamily: |
Gonioloboceratoidea
|
| Family: | Gonioloboceratidae |
| Qualifier: | fa |
| Author: |
Spath 1934,p.15
|
| Lower Boundary: |
Yeadonian--Langsettian, Westph.A [YEA--, 313 million years
|
| Upper Boundary: |
UTX Bursum Fm. top, 294.6 million years
|