TaxNo: 890Posttornoceras balvei+
| Suborder: |
Tornoceratina
|
| Superfamily: |
Tornoceratoidea
|
| Family: |
Posttornoceratidae
|
| Subfamily: |
Posttornoceratinae
|
| Genus: |
Posttornoceras
|
| Species: | balvei+ |
| Qualifier: | ss |
| Author: |
Wedekind 1910,p.768
|
| Lower Boundary: |
P.delph.--low.Platyclym.annulata IIIb/IV, 367.6 million years
|
| Upper Boundary: |
UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years
|