Suborder:
|
Goniatitina
|
Superfamily:
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Gonioloboceratoidea
|
Family:
|
Gonioglyphioceratidae |
Qualifier:
|
fy |
Author:
|
Ruzhencev & Bog. 1978,p.86
|
Valid:
|
Gonioloboceratidae Spath,1934,p.15 |
Lower Boundary:
|
UOK Wewoka Fm. base, 307.4 million years
|
Upper Boundary:
|
RUS Zhigulian--Orenburgian [Ruzhentsev], 305 million years
|