Suborder:
|
Anarcestina
|
Superfamily:
|
Beloceratoidea
|
Family:
|
Gephuroceratidae
|
Subfamily:
|
Gephuroceratinae
|
Genus:
|
Sphaeromanticoceras
|
Species:
|
kwangsiense |
Qualifier:
|
ss |
Author:
|
Chao 1956,p.105
|
Valid:
|
Sphaeromanticoceras affine |
Lower Boundary:
|
UD1E--UD1F:P.luth.--P.alveolatus [02,30], 381.1 million years
|
Upper Boundary:
|
UD1J--UD1K:paradox.--A.varicosum [04,85], 376.9 million years
|