TaxNo: 3387Paralegoceras smithwickense
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Schistoceratidae
|
| Genus: |
Paralegoceras
|
| Species: | smithwickense |
| Qualifier: | ss |
| Author: |
Plummer & Scott 1937,p.242
|
| Lower Boundary: |
UTX Smithwick Fm. base, 308.9 million years
|
| Upper Boundary: |
UTX Smithwick Fm. top, 308.6 million years
|