Suborder:
|
Tornoceratina
|
Superfamily:
|
Prionoceratoidea
|
Family:
|
Voehringeritidae |
Qualifier:
|
fa |
Author:
|
Bartzsch & Weyer 1988,p.138
|
Lower Boundary:
|
Acut.prorsum--A.acutum/G.subinvoluta, 359.2 million years
|
Upper Boundary:
|
DER Papr.dorsopl.--Pseudar.westfal. [00., 358.4 million years
|