Suborder:
|
Tornoceratina
|
Superfamily:
|
Prionoceratoidea
|
Family:
|
Pseudarietitidae
|
Subfamily:
|
Pseudarietitinae
|
Genus:
|
Paralytoceras
|
Species:
|
ammonitiforme |
Qualifier:
|
ss |
Author:
|
Etheridge 1892,p.292
|
Lower Boundary:
|
AUN Namoi Formation base, 353 million years
|
Upper Boundary:
|
AUN Dangarfield Formation base, 350 million years
|