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Protathyris
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridia
Superfamily:
Athyridoidea
Family:
Athyrididae
Formal Genus Name and Reference:
Type Species:
Images
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Synonyms
Geographic Distribution
North America, Europe, Asia, Australia
Age Range
Beginning Stage in Treatise Usage:
Beginning International Stage:
Sheinwoodian
Fraction Up In Beginning Stage:
0
Beginning Date:
432.93
Ending Stage in Treatise Usage:
Ending International Stage:
Emsian
Fraction Up In Ending Stage:
0
Ending Date:
394.3
Description
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Athyridia
Superfamily:
Athyridoidea
Family:
Athyrididae
Formal Genus Name and Reference:
Type Species:
Images
(Click to enlarge in a new window)Synonyms
Geographic Distribution
North America, Europe, Asia, Australia
Age Range
Beginning Stage in Treatise Usage:
Beginning International Stage:
Sheinwoodian
Fraction Up In Beginning Stage:
0
Beginning Date:
432.93
Ending Stage in Treatise Usage:
Ending International Stage:
Emsian
Fraction Up In Ending Stage:
0
Ending Date:
394.3