Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
|
Muensteroceratidae
|
Genus:
|
Eoglyphioceras |
Qualifier:
|
gy |
Author:
|
Brüning 1923,p.264
|
Valid:
|
Beyrichoceratoides Bisat TAX 3057 |
Lower Boundary:
|
KIT Dzhapryk Fm. base F1, 348 million years
|
Upper Boundary:
|
DER Go gamma 1-2,liethens.base,P2c base, 327.8 million years
|