Suborder:
|
Tornoceratina
|
Superfamily:
|
Prionoceratoidea
|
Family:
|
Gattendorfiidae
|
Genus:
|
Kazakhstania
|
Species:
|
depressa |
Qualifier:
|
ss |
Author:
|
Librovitch 1940,p.72
|
Lower Boundary:
|
KAK Kassini base, 357.5 million years
|
Upper Boundary:
|
KAK Kassini top, 353 million years
|