TaxNo: 7254Girtyoceras ibnkhaldouni
| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Girtyoceratidae
|
| Subfamily: |
Girtyoceratinae
|
| Genus: |
Girtyoceras
|
| Species: | ibnkhaldouni |
| Qualifier: | ss |
| Author: |
Korn & Ebbighausen in Klug et al. 2008,p.92
|
| Lower Boundary: |
Holkerian--Asbian [V3a--V3b] [HLK--ASB], 336.5 million years
|
| Upper Boundary: |
Asbian--Brigantian [P1a--P1b] [ASB--BRI], 332 million years
|