Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Reticuloceratidae
|
Subfamily:
|
Reticuloceratinae
|
Genus:
|
Phillipsoceras
|
Species:
|
wrighti |
Qualifier:
|
ss |
Author:
|
Hudson 1945,p.6
|
Lower Boundary:
|
Kinderscoutian--Marsdenian [KIN--MRD], 315 million years
|
Upper Boundary:
|
GBY R2b (B.bilinguis--B.eometabilinguis), 314.6 million years
|