Suborder:
|
Goniatitina
|
Superfamily:
|
Goniatitoidea
|
Family:
|
Goniatitidae
|
Subfamily:
|
Progoniatitinae
|
Genus:
|
Progoniatites
|
Species:
|
angustilobatus |
Qualifier:
|
ss |
Author:
|
Schindewolf 1926,p.89
|
Lower Boundary:
|
DET Zadelsdorf base, 353 million years
|
Upper Boundary:
|
DET Zadelsdorf top, 349 million years
|