TaxNo: 5404Family Pseudoparalegoceratidae
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: | Pseudoparalegoceratidae |
| Qualifier: | fa |
| Author: |
Librovitch 1957,p.255
|
| Lower Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|
| Upper Boundary: |
RUS Zhigulian--Orenburgian [Ruzhentsev], 305 million years
|