Suborder:
|
Goniatitina
|
Superfamily:
|
Gastrioceratoidea
|
Family:
|
Glaphyritidae
|
Subfamily:
|
Glaphyritinae
|
Genus:
|
Syngastrioceras
|
Species:
|
globosum |
Qualifier:
|
ss |
Author:
|
Easton 1943,p.152
|
Lower Boundary:
|
UAR Cane Hill of Hale Fm. base, 317 million years
|
Upper Boundary:
|
UAR Cane Hill--Prairie Grove of Hale Fm., 314.8 million years
|