Suborder:
|
Paraceltitina
|
Superfamily:
|
Xenodiscoidea
|
Family:
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Paraceltitidae
|
Genus:
|
Xenodiscites |
Qualifier:
|
gy |
Author:
|
Miller & Furnish 1940,p.74
|
Valid:
|
Cibolites Plummer & Scott 1937 |
Lower Boundary:
|
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|
Upper Boundary:
|
Wuchiapingian--Changhsingian [DZH--CHX], 253.8 million years
|