Suborder:
|
Anarcestina
|
Superfamily:
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Triainoceratoidea
|
Family:
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Maenioceratidae
|
Genus:
|
Afromaenioceras |
Qualifier:
|
ge |
Author:
|
Göddertz 1987,p.178
|
Lower Boundary:
|
MD2C--MD2D:Afromaenioc.GZ base [16,20], 389.3 million years
|
Upper Boundary:
|
MAR one alpha 1-- one alpha 2 of Bensaid, 388 million years
|