TaxNo: 4205Bilinguites heibergensis
| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Reticuloceratidae
|
| Subfamily: |
Reticuloceratinae
|
| Genus: |
Bilinguites
|
| Species: | heibergensis |
| Qualifier: | ss |
| Author: |
Nassichuk 1975,p.123
|
| Lower Boundary: |
U Chesterian--Halian [MIS--PEN], 318.1 million years
|
| Upper Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|