Suborder:
|
Tornoceratina
|
Superfamily:
|
Pseudohaloritoidea
|
Family:
|
Pseudohaloritidae
|
Subfamily:
|
Shouchangoceratinae
|
Genus:
|
Erinoceras
|
Species:
|
lineatum |
Qualifier:
|
ss |
Author:
|
Zhao & Zheng 1977,p.232
|
Lower Boundary:
|
Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
|
Upper Boundary:
|
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|