Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Homoceratidae
|
Subfamily:
|
Homoceratinae
|
Genus:
|
Homoceras
|
Species:
|
eostriolatum |
Qualifier:
|
ss |
Author:
|
Bisat 1928,p.131
|
Lower Boundary:
|
GBY H2b--H2c (undulatum--V.eostriolatus), 317.4 million years
|
Upper Boundary:
|
GBY H2c1--H2c2 (eostriol.--prereticul.), 317.3 million years
|