TaxNo: 3461Owenoceras arcutum
| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Gastrioceratidae
|
| Genus: |
Owenoceras
|
| Species: | arcutum |
| Qualifier: | ss |
| Author: |
Liang & Wang 1991,p.125
|
| Lower Boundary: |
U Atokan--Desmoinesian [ATO--DES], 308.6 million years
|
| Upper Boundary: |
Westphalian D--Cantabrian [WES--STE], 306.5 million years
|