TaxNo: 1749Iranoceras sphaericum
| Suborder: |
Tornoceratina
|
| Superfamily: |
Praeglyphioceratoidea
|
| Family: |
Sporadoceratidae
|
| Genus: |
Iranoceras
|
| Species: | sphaericum |
| Qualifier: | ss |
| Author: |
Walliser 1966,p.16
|
| Lower Boundary: |
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|
| Upper Boundary: |
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|