Suborder:
|
Goniatitina
|
Superfamily:
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Gastrioceratoidea
|
Family:
|
Reticuloceratidae |
Qualifier:
|
fa |
Author:
|
Librovitch 1957, p.252
|
Lower Boundary:
|
Alportian--Kinderscoutian [ALP--KIN], 317 million years
|
Upper Boundary:
|
Yeadonian--Langsettian, Westph.A [YEA--, 313 million years
|