Suborder:
|
Clymeniina
|
Superfamily:
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Clymenioidea
|
Family:
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Platyclymeniidae
|
Genus:
|
Gyroclymenia |
Qualifier:
|
gy |
Author:
|
Czarnocki 1989,p.31
|
Valid:
|
Pleuroclymenia Schindewolf 1934 |
Lower Boundary:
|
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
|
Upper Boundary:
|
UD5A--UD5B: ornata Zone base [17,10], 364.8 million years
|