TaxNo: 5019Stacheoceras otomoi
| Suborder: |
Goniatitina
|
| Superfamily: |
Cycloloboidea
|
| Family: |
Vidrioceratidae
|
| Genus: |
Stacheoceras
|
| Species: | otomoi |
| Qualifier: | ss |
| Author: |
Ehiro,Shimoyama & Murata 1986,p.404
|
| Lower Boundary: |
Anderssonoceras/Prototoceras base, 260.4 million years
|
| Upper Boundary: |
Araxoc./Konglingites--Sanyangites, 256 million years
|