Suborder:
|
Goniatitina
|
Superfamily:
|
Popanoceratoidea
|
Family:
|
Popanoceratidae
|
Genus:
|
Popanoceras
|
Species:
|
collignoni* |
Qualifier:
|
sn |
Author:
|
Besairie 1936,p.106
|
Lower Boundary:
|
PAK Chhidru Fm. base, 260.4 million years
|
Upper Boundary:
|
PAK Chhidru Fm. top, 253 million years
|