Suborder:
|
Anarcestina
|
Superfamily:
|
Triainoceratoidea
|
Family:
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Pharciceratidae
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Subfamily:
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Pharciceratinae
|
Genus:
|
Mzerrebites
|
Species:
|
juvenocostatus+ |
Qualifier:
|
ss |
Author:
|
Bensaïd 1974,p.107
|
Lower Boundary:
|
mid.--up.varcus Zone [17,00], 389 million years
|
Upper Boundary:
|
MAR one alpha 1-- one alpha 2 of Bensaid, 388 million years
|