TaxNo: 5405Genus Phaneroceras
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Pseudoparalegoceratidae
|
| Genus: | Phaneroceras |
| Qualifier: | ge |
| Author: |
Plummer & Scott 1937,p.189
|
| Lower Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|
| Upper Boundary: |
UTX Smithwick Fm. top, 308.6 million years
|