Subgenus Spirolegoceras
| Suborder: |
Goniatitina
|
| Superfamily: |
Neoicoceratoidea
|
| Family: |
Metalegoceratidae
|
| Subfamily: |
Spirolegoceratinae
|
| Genus: |
Spirolegoceras
|
| Subgenus: | Spirolegoceras |
| Suborder: |
Goniatitina
|
| Superfamily: |
Neoicoceratoidea
|
| Family: |
Metalegoceratidae
|
| Subfamily: |
Spirolegoceratinae
|
| Genus: |
Spirolegoceras
|
| Subgenus: | Spirolegoceras |