Suborder:
|
Goniatitina
|
Superfamily:
|
Dimorphoceratoidea
|
Family:
|
Anthracoceratidae
|
Genus:
|
Paradimorphoceras
|
Species:
|
xinjiangense |
Qualifier:
|
sn |
Author:
|
Wang 1983,p.521
|
Lower Boundary:
|
Visean--Namurian/Serpukhovian [VIS--NAM], 326.4 million years
|
Upper Boundary:
|
Arnsbergian--Chokierian [ARN--CHO], 319 million years
|