Suborder:
|
Anarcestina
|
Superfamily:
|
Anarcestoidea
|
Family:
|
Anarcestidae
|
Subfamily:
|
Werneroceratinae |
Qualifier:
|
fy |
Author:
|
Erben 1964,p.199
|
Valid:
|
Fam. Werneroceratidae TAX6862 |
Lower Boundary:
|
LD4A--LD4B:G.grac.--Latanar. noeggerati, 401.6 million years
|
Upper Boundary:
|
mid.--up.varcus Zone [17,00], 389 million years
|