Suborder:
|
Tornoceratina
|
Superfamily:
|
Pseudohaloritoidea
|
Family:
|
Pseudohaloritidae
|
Subfamily:
|
Shouchangoceratinae
|
Genus:
|
Neoaganides
|
Species:
|
dictyon |
Qualifier:
|
sn |
Author:
|
Zhou 1987,p.310
|
Lower Boundary:
|
CN South Chihsia--Maokou, 268 million years
|
Upper Boundary:
|
CN South Maokou top--Wuchiapingian base, 260.4 million years
|