Suborder:
|
Goniatitina
|
Superfamily:
|
Schistoceratoidea
|
Family:
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Dunbaritidae
|
Genus:
|
Dunbarites
|
Species:
|
rectilateralis+ |
Qualifier:
|
ss |
Author:
|
Miller 1930,p.402
|
Lower Boundary:
|
U Atokan--Desmoinesian [ATO--DES], 308.6 million years
|
Upper Boundary:
|
U Virgilian--Asselian [C--P], 299 million years
|