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Verkhotomia
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Spiriferinida
Suborder:
Spiriferinidina
Superfamily:
Syringothyridoidea
Family:
Syringothyrididae
Subfamily:
Permasyrinxinae
Formal Genus Name and Reference:
Verkhotomia SOKOLSKAYA, 1963, p. 280
Type Species:
*V*. plenoides, OD
Images
(Click to enlarge in a new window)
Fig. 1268a-d. *V. plenoides, Visean, Kuznets basin, Siberia, a-c, ventral, dorsal, and lateral views, X1 (new), d, ventral interior, X1 (Sokolskaya, 1963).
Synonyms
Geographic Distribution
Russia, North America
Age Range
Beginning Stage in Treatise Usage:
Carboniferous (lower Tournaisian)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Carboniferous (Visean)
Ending International Stage:
Visean
Fraction Up In Ending Stage:
100
Ending Date:
330.34
Description
"Medium to large, strongly inflated, subequally biconvex, ventral interarea moderately low, moderately concave, apsacline, lateral slopes with few to moderately numerous simple ribs with septum. Carboniferous (lower Tournaisian-Visean): Russia, North America."
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Spiriferinida
Suborder:
Spiriferinidina
Superfamily:
Syringothyridoidea
Family:
Syringothyrididae
Subfamily:
Permasyrinxinae
Formal Genus Name and Reference:
Verkhotomia SOKOLSKAYA, 1963, p. 280
Type Species:
*V*. plenoides, OD
Images
(Click to enlarge in a new window)
Fig. 1268a-d. *V. plenoides, Visean, Kuznets basin, Siberia, a-c, ventral, dorsal, and lateral views, X1 (new), d, ventral interior, X1 (Sokolskaya, 1963).
Synonyms
Geographic Distribution
Russia, North America
Age Range
Beginning Stage in Treatise Usage:
Carboniferous (lower Tournaisian)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Carboniferous (Visean)
Ending International Stage:
Visean
Fraction Up In Ending Stage:
100
Ending Date:
330.34
Description
"Medium to large, strongly inflated, subequally biconvex, ventral interarea moderately low, moderately concave, apsacline, lateral slopes with few to moderately numerous simple ribs with septum. Carboniferous (lower Tournaisian-Visean): Russia, North America."