Suborder:
|
Tornoceratina
|
Superfamily:
|
Pseudohaloritoidea
|
Family:
|
Pseudohaloritidae
|
Subfamily:
|
Shouchangoceratinae
|
Genus:
|
Qinglongites |
Qualifier:
|
ge |
Author:
|
Zheng 1981,p.108
|
Lower Boundary:
|
Pseudosteph./Tap.--Pseudotir./Pleuron., 252.5 million years
|
Upper Boundary:
|
Pseudotir./Pleuron.--Rotodiscoceras beds, 252 million years
|