Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Glaphyritidae
|
Subfamily:
|
Glaphyritinae
|
Genus:
|
Glaphyrites
|
Species:
|
subcavus |
Qualifier:
|
sy |
Author:
|
Miller & Gurley 1896,p.45
|
Valid:
|
Glaphyrites kansasensis (M.& G.) TAX3396 |
Lower Boundary:
|
UTX middle Gaptank Fm. base, 306.5 million years
|
Upper Boundary:
|
UTX Gaptank Fm. top, 299 million years
|