Suborder:
|
Paraceltitina
|
Superfamily:
|
Xenodiscoidea
|
Family:
|
Xenodiscidae
|
Genus:
|
Kingoceras |
Qualifier:
|
ge |
Author:
|
Miller 1944,p.125
|
Lower Boundary:
|
Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years
|
Upper Boundary:
|
Wuchiapingian--Changhsingian [DZH--CHX], 253.8 million years
|