TaxNo: 3957Popanoceras toumanskayae
| Suborder: |
Goniatitina
|
| Superfamily: |
Popanoceratoidea
|
| Family: |
Popanoceratidae
|
| Genus: |
Popanoceras
|
| Species: | toumanskayae |
| Qualifier: | ss |
| Author: |
Leonova 1989,p.173
|
| Lower Boundary: |
TAP Kochusu Fm. base, 270.6 million years
|
| Upper Boundary: |
TAP Kochusu Fm.--Shindyi Fm., 268 million years
|