TaxNo: 1987Goniatites spirifer
| Suborder: |
Goniatitina
|
| Superfamily: |
Goniatitoidea
|
| Family: |
Goniatitidae
|
| Genus: |
Goniatites
|
| Species: | spirifer |
| Qualifier: | ss |
| Author: |
Roemer 1850,p.51
|
| Lower Boundary: |
DER fimbriatus--spirifer/striatus, 330.7 million years
|
| Upper Boundary: |
DER Go beta striatus--Go beta falcatus, 329.4 million years
|