TaxNo: 2677Entogonites borealis
| Suborder: |
Goniatitina
|
| Superfamily: |
Nomismoceratoidea
|
| Family: |
Entogonitidae
|
| Genus: |
Entogonites
|
| Species: | borealis |
| Qualifier: | ss |
| Author: |
Gordon 1957,p.53
|
| Lower Boundary: |
UAK Alapah Lst. base, 333.5 million years
|
| Upper Boundary: |
UAK Alapah Lst. top, 326.4 million years
|