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Cryptospirifer
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridia
Superfamily:
Athyridoidea
Family:
Athyrididae
Genus:
Cryptospirifer
Type Species:
Images
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Geographic Distribution
southern China, Iran, Turkey, Armenia
Age Range
Beginning Stage in Treatise Usage:
Lower Permian
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Lower Permian
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
0
Ending Date:
274.37
Description
References
Link To Treatise Volume Genus Appears In:
Volume Of Treatise Appears In:
Page in Treatise It Is On:
Author:
Author Citation:
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridia
Superfamily:
Athyridoidea
Family:
Athyrididae
Genus:
Cryptospirifer
Type Species:
Images
Geographic Distribution
southern China, Iran, Turkey, Armenia
Age Range
Beginning Stage in Treatise Usage:
Lower Permian
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Lower Permian
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
0
Ending Date:
274.37
Description
References
Link To Treatise Volume Genus Appears In:
Volume Of Treatise Appears In:
Page in Treatise It Is On:
Author:
Author Citation: