Suborder:
|
Goniatitina
|
Superfamily:
|
Neoicoceratoidea
|
Family:
|
Metalegoceratidae
|
Subfamily:
|
Metalegoceratinae
|
Genus:
|
Pseudoschistoceras
|
Species:
|
irianense cf. |
Qualifier:
|
cf |
Author:
|
Glenister & Glenister 1983, p.78
|
Lower Boundary:
|
Aktastinian--Baigendzhinian [AKT--BAI], 282 million years
|
Upper Boundary:
|
Artinskian/Baigendzh--Kungurian/Leonardi, 275.6 million years
|