Suborder:
|
Otoceratina
|
Family:
|
Araxoceratidae
|
Subfamily:
|
Araxoceratinae
|
Genus:
|
Araxoceras
|
Species:
|
trochoide |
Qualifier:
|
ss |
Author:
|
Abich 1878,p.14
|
Lower Boundary:
|
Capitanian--Wuchiapingian [CAP--DZH], 260.4 million years
|
Upper Boundary:
|
AZB Araxoceras--Vedioceras beds, 256 million years
|