Suborder:
|
Otoceratina
|
Family:
|
Etoushanoceratidae
|
Genus:
|
Jinjiangoceras |
Qualifier:
|
gy |
Author:
|
Zhao et al. 1978,p.102
|
Valid:
|
Prototoceras Spath [TAX5138 ] |
Lower Boundary:
|
Anderssonoc./Prototoc.--Araxoc./Kongl., 258 million years
|
Upper Boundary:
|
Araxoc./Konglingites--Sanyangites, 256 million years
|