Suborder:
|
Clymeniina
|
Superfamily:
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Clymenioidea
|
Family:
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Platyclymeniidae
|
Genus:
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Platyclymenia
|
Species:
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laxata |
Qualifier:
|
sy |
Author:
|
Czarnocki 1989,p.56
|
Valid:
|
Platyclymenia richteri Wedekind 1914 |
Lower Boundary:
|
UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
|
Upper Boundary:
|
P.delph.--low.Platyclym.annulata IIIb/IV, 367.6 million years
|