TaxNo: 3407Perrinites beedei
| Suborder: |
Goniatitina
|
| Superfamily: |
Shumarditoidea
|
| Family: |
Perrinitidae
|
| Genus: |
Perrinites
|
| Species: | beedei |
| Qualifier: | sy |
| Author: |
Plummer & Scott 1937,p.316
|
| Valid: | Perrinites hilli (Smith 1903) |
| Lower Boundary: |
UTX Arroyo Fm. base, 284.4 million years
|
| Upper Boundary: |
UTX Arroyo Fm. top, 270.6 million years
|