Suborder:
|
Agoniatitina
|
Superfamily:
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Mimoceratoidea
|
Family:
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Mimosphinctidae
|
Subfamily:
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Mimosphinctinae
|
Genus:
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Chebbites
|
Species:
|
undosus |
Qualifier:
|
ss |
Author:
|
|
Lower Boundary:
|
CZB zlichovensis Zone base [di97:10,80], 406.7 million years
|
Upper Boundary:
|
CZB zlichovensis-barrandei [12,50], 405.5 million years
|