TaxNo: 2783Phaneroceras compressum+*
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Pseudoparalegoceratidae
|
| Genus: |
Phaneroceras
|
| Species: | compressum+* |
| Qualifier: | ss |
| Author: |
Hyatt 1891,p.355
|
| Lower Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|
| Upper Boundary: |
UTX Smithwick Fm. top, 308.6 million years
|