Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Glaphyritidae
|
Subfamily:
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Stenoglaphyritinae
|
Genus:
|
Stenoglaphyrites
|
Species:
|
incisus |
Qualifier:
|
ss |
Author:
|
Hyatt 1893,p.471
|
Lower Boundary:
|
UTX Barnett Fm. base, 326.4 million years
|
Upper Boundary:
|
UTX Barnett Fm. top, 323 million years
|