TaxNo: 3900Bamyaniceras simplex
| Suborder: |
Prolecanitina
|
| Superfamily: |
Medlicottioidea
|
| Family: |
Medlicottiidae
|
| Subfamily: |
Propinacoceratinae
|
| Genus: |
Bamyaniceras
|
| Species: | simplex |
| Qualifier: | ss |
| Author: |
Leonova 1984,p.42
|
| Lower Boundary: |
Kochusu Fm.,lower,basal lst.--lower part, 270.3 million years
|
| Upper Boundary: |
Kochusu Fm.,lower, lower--middel part, 270 million years
|