Suborder:
|
Goniatitina
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Superfamily:
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Goniatitoidea
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Family:
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Goniatitidae
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Genus:
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Goniatites
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Species:
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sowerbyi |
Qualifier:
|
ss |
Author:
|
Korn, D & Titus, A 2011, p. 179
|
Lower Boundary:
|
DER fimbriatus--spirifer/striatus, 330.7 million years
|
Upper Boundary:
|
DER Go beta falcatus--Go beta gracilis, 329.1 million years
|