TaxNo: 6469Stacheoceras caucasicum
| Suborder: |
Goniatitina
|
| Superfamily: |
Cycloloboidea
|
| Family: |
Vidrioceratidae
|
| Genus: |
Stacheoceras
|
| Species: | caucasicum |
| Qualifier: | sn |
| Author: |
Zakharov 1989,p.128
|
| Lower Boundary: |
Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years
|
| Upper Boundary: |
Capitanian--Wuchiapingian [CAP--DZH], 260.4 million years
|