TaxNo: 676Balvia globularis+*
| Suborder: |
Tornoceratina
|
| Superfamily: |
Prionoceratoidea
|
| Family: |
Prionoceratidae
|
| Subfamily: |
Prionoceratinae
|
| Genus: |
Balvia
|
| Species: | globularis+* |
| Qualifier: | ss |
| Author: |
Schmidt 1924,p.120
|
| Lower Boundary: |
UD6B--UD6C1 Kamptoclym. endogona base, 362.4 million years
|
| Upper Boundary: |
UD6E--UD6F:Cym.nigra--A.prorsum [19,40], 360 million years
|