Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
|
Muensteroceratidae
|
Genus:
|
Beyrichoceratoides
|
Species:
|
komiorum aff. |
Qualifier:
|
af |
Author:
|
Riley 1996,p.36
|
Lower Boundary:
|
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|
Upper Boundary:
|
GBY lower--upper Chadian [CHD], 345.3 million years
|