TaxNo: 2788Paralegoceras texanum
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Schistoceratidae
|
| Genus: |
Paralegoceras
|
| Species: | texanum |
| Qualifier: | ss |
| Author: |
Shumard 1863,p.109
|
| Lower Boundary: |
UTX Smithwick Fm. base, 308.9 million years
|
| Upper Boundary: |
UTX Smithwick Fm. top, 308.6 million years
|