Suborder:
|
Goniatitina
|
Superfamily:
|
Gonioloboceratoidea
|
Family:
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Gonioloboceratidae
|
Genus:
|
Gonioloboceras
|
Species:
|
hathawayanum |
Qualifier:
|
sn |
Author:
|
McChesney 1860,p.66
|
Lower Boundary:
|
UIL La Salle Fm. base, 306.5 million years
|
Upper Boundary:
|
UIL LaSalle Fm. top, 305 million years
|