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Strophalosiina
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Aulostegoidea
Family:
Aulostegidae
Formal Genus Name and Reference:
Strophalosiina LICHAREW, 1935, p. 369
Type Species:
Aulosteges tibeticus DIENER, 1897, p. 35, OD
Images
(Click to enlarge in a new window)
Fig. 425, 1a-d. *S. tibeticus (Diener), Chitichum Limestone, Tibet, Diener specimen, viewed anteroventrally, ventrally, dorsally, laterally, XI (Muir-Wood & Cooper, 1960).
Synonyms
Geographic Distribution
Himalayas, Caucasus
Age Range
Beginning Stage in Treatise Usage:
Upper Lower Permian (Artinskian)
Beginning International Stage:
Artinskian
Fraction Up In Beginning Stage:
0
Beginning Date:
290.51
Ending Stage in Treatise Usage:
Upper Permian (Kazanian)
Ending International Stage:
Roadian
Fraction Up In Ending Stage:
100
Ending Date:
269.21
Description
Smaller medium size, pentagonal outline with high triangular interarea, median sulcus full length of valve, profile strongly geniculate, ribbing on trails only, rugae on disks, narrow, spines scattered on ventral disk, interiors unknown
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Aulostegoidea
Family:
Aulostegidae
Formal Genus Name and Reference:
Strophalosiina LICHAREW, 1935, p. 369
Type Species:
Aulosteges tibeticus DIENER, 1897, p. 35, OD
Images
(Click to enlarge in a new window)
Fig. 425, 1a-d. *S. tibeticus (Diener), Chitichum Limestone, Tibet, Diener specimen, viewed anteroventrally, ventrally, dorsally, laterally, XI (Muir-Wood & Cooper, 1960).
Synonyms
Geographic Distribution
Himalayas, Caucasus
Age Range
Beginning Stage in Treatise Usage:
Upper Lower Permian (Artinskian)
Beginning International Stage:
Artinskian
Fraction Up In Beginning Stage:
0
Beginning Date:
290.51
Ending Stage in Treatise Usage:
Upper Permian (Kazanian)
Ending International Stage:
Roadian
Fraction Up In Ending Stage:
100
Ending Date:
269.21
Description
Smaller medium size, pentagonal outline with high triangular interarea, median sulcus full length of valve, profile strongly geniculate, ribbing on trails only, rugae on disks, narrow, spines scattered on ventral disk, interiors unknown