Suborder:
|
Anarcestina
|
Superfamily:
|
Beloceratoidea
|
Family:
|
Acanthoclymeniidae
|
Genus:
|
Pseudoprobeloceras
|
Species:
|
nebechense+ |
Qualifier:
|
ss |
Author:
|
Bensaïd 1974,p.102
|
Lower Boundary:
|
MAR one alpha 1-- one alpha 2 of Bensaid, 388 million years
|
Upper Boundary:
|
Givetian--Frasnian [GIV--FRS], 385.3 million years
|