TaxNo: 6742Irinoceras minutum
| Suborder: |
Tornoceratina
|
| Superfamily: |
Prionoceratoidea
|
| Family: |
Prionoceratidae
|
| Subfamily: |
Prionoceratinae
|
| Genus: |
Irinoceras
|
| Species: | minutum |
| Qualifier: | ss |
| Author: |
Korn et al. 2003,p.79
|
| Lower Boundary: |
mid.Tournais.--up.Tournaisian [Tn2--Tn3], 353 million years
|
| Upper Boundary: |
DET Zadelsdorf top, 349 million years
|