TaxNo: 4573Pseudoparalegoceras tzwetaevae
| Suborder: |
Goniatitina
|
| Superfamily: |
Schistoceratoidea
|
| Family: |
Pseudoparalegoceratidae
|
| Genus: |
Pseudoparalegoceras
|
| Species: | tzwetaevae |
| Qualifier: | ss |
| Author: |
Ruzhencev 1951,p.771
|
| Lower Boundary: |
RUS Miachkovian--Zhigulian [MYA--ZHI], 306.5 million years
|
| Upper Boundary: |
RUS Zhigulian--Orenburgian [Ruzhentsev], 305 million years
|