Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Homoceratidae
|
Subfamily:
|
Decoritinae
|
Genus:
|
Brevikites
|
Species:
|
densus |
Qualifier:
|
ss |
Author:
|
Ruzhencev & Bog. 1978,p.228
|
Lower Boundary:
|
RUS Nm2b1--Nm2b2(S.krest.--P.alpharhip.), 316.8 million years
|
Upper Boundary:
|
RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
|