TaxNo: 2117Arnsbergites sphaericostriatus
| Suborder: |
Goniatitina
|
| Superfamily: |
Goniatitoidea
|
| Family: |
Goniatitidae
|
| Genus: |
Arnsbergites
|
| Species: | sphaericostriatus |
| Qualifier: | ss |
| Author: |
Bisat 1924,p.75
|
| Lower Boundary: |
DER Go beta falcatus--Go beta gracilis, 329.1 million years
|
| Upper Boundary: |
DER Go beta gracilis Z.--spirale Z. [13., 328.8 million years
|