TaxNo: 1274Falcitornoceras falciculum constrictum
| Suborder: |
Tornoceratina
|
| Superfamily: |
Tornoceratoidea
|
| Family: |
Tornoceratidae
|
| Subfamily: |
Falcitornoceratinae
|
| Genus: |
Falcitornoceras
|
| NomSpecies: |
falciculum
|
| Species: | constrictum |
| Qualifier: | ss |
| Author: |
House & Price 1985,p.182
|
| Lower Boundary: |
UD1L--UD2A:(frechi Zone base) [06,10], 374.5 million years
|
| Upper Boundary: |
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|