Suborder:
|
Goniatitina
|
Superfamily:
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Marathonitoidea
|
Family:
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Marathonitidae
|
Genus:
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Cardiella
|
Species:
|
sp. |
Qualifier:
|
in |
Author:
|
div. authors
|
Lower Boundary:
|
UTX Graford Fm.--Brad Fm., 305.3 million years
|
Upper Boundary:
|
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|