Suborder:
|
Goniatitina
|
Superfamily:
|
Neodimorphoceratoidea
|
Family:
|
Neodimorphoceratidae
|
Genus:
|
Politoceras?
|
Species:
|
kitchini |
Qualifier:
|
ss |
Author:
|
Bisat 1930,p.81
|
Lower Boundary:
|
Duckmantian--Bolsovian, Westphal.B--C, 310.6 million years
|
Upper Boundary:
|
DER Westphalian C1--Westphalian C2, 310 million years
|