Suborder:
|
Goniatitina
|
Superfamily:
|
Goniatitoidea
|
Family:
|
Goniatitidae
|
Genus:
|
Goniatites
|
Species:
|
undatus |
Qualifier:
|
sn |
Author:
|
Kumpera 1975,p.13
|
Lower Boundary:
|
Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|
Upper Boundary:
|
DER Go alpha 3--Go alpha 4 [13.00], 332 million years
|