TaxNo: 5757Family Triainoceratidae
| Suborder: |
Anarcestina
|
| Superfamily: |
Triainoceratoidea
|
| Family: | Triainoceratidae |
| Qualifier: | fa |
| Author: |
Hyatt 1884,p.336
|
| Lower Boundary: |
Eifel.--Givetian [dm96:08,20] [EIF--GIV], 391.8 million years
|
| Upper Boundary: |
UD1L--UD2A:(frechi Zone base) [06,10], 374.5 million years
|