Suborder:
|
Goniatitina
|
Superfamily:
|
Neoicoceratoidea
|
Family:
|
Metalegoceratidae
|
Subfamily:
|
Metalegoceratinae
|
Genus:
|
Asianites |
Qualifier:
|
gy |
Author:
|
Ruzhencev 1934,p.14
|
Valid:
|
Metalegoceras Schindewolf 1931 |
Lower Boundary:
|
Asselian--Sakmarian [ASS--SAK], 294.6 million years
|
Upper Boundary:
|
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|