Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
|
Pericyclidae
|
Subfamily:
|
Pericyclinae
|
Genus:
|
Asiacyclus?
|
Species:
|
sokurensis |
Qualifier:
|
ss |
Author:
|
Librovitch 1940,p.141
|
Lower Boundary:
|
KAK Terekty Beds base, 350 million years
|
Upper Boundary:
|
KAK Terekty Beds top, 349 million years
|