Suborder:
|
Goniatitina
|
Superfamily:
|
Goniatitoidea
|
Family:
|
Agathiceratidae
|
Genus:
|
Agathiceras
|
Species:
|
jiepaiense |
Qualifier:
|
sn |
Author:
|
Yang 1978,p.182
|
Lower Boundary:
|
Langsettian--Duckmantian, Westphal.A--B, 311.3 million years
|
Upper Boundary:
|
Duckmantian--Bolsovian, Westphal.B--C, 310.6 million years
|