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Uchtospirifer
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Cyrtospiriferoidea
Family:
Cyrtospiriferidae
Formal Genus Name and Reference:
Uchtospirifer LIASHENKO, 1957, p. 885
Type Species:
U. nalivkini LIASHENKO, 1957, p. 886, OD
Images
(Click to enlarge in a new window)
Fig. 1136, 2a-e. *U. nalivkini, Frasnian, Timan, ventral, dorsal, anterior, posterior, and lateral views, X1 (Liashenko, 1973).
Synonyms
Timanospirifer, Nordispirifer, Clivospirifer
Geographic Distribution
Russian Platform, Timan Range, Urals, western North America
Age Range
Beginning Stage in Treatise Usage:
Middle Devonian (upper Givetian)
Beginning International Stage:
Givetian
Fraction Up In Beginning Stage:
78
Beginning Date:
380.31
Ending Stage in Treatise Usage:
Upper Devonian (Famennian)
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
100
Ending Date:
359.3
Description
Medium to large, biconvex, equidimensional to transverse, with obtuse cardinal angles, ventral interarea curved, apsacline, ventral beak commonly prominent, fold and sulcus prominent, costate, flanks with numerous, fine, low, rounded costae and narrow interspaces, surface with radial or subradial capillae, becoming tuberculate, dental plates intrasinal, delthyrial plate short
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Cyrtospiriferoidea
Family:
Cyrtospiriferidae
Formal Genus Name and Reference:
Uchtospirifer LIASHENKO, 1957, p. 885
Type Species:
U. nalivkini LIASHENKO, 1957, p. 886, OD
Images
(Click to enlarge in a new window)
Fig. 1136, 2a-e. *U. nalivkini, Frasnian, Timan, ventral, dorsal, anterior, posterior, and lateral views, X1 (Liashenko, 1973).
Synonyms
Timanospirifer, Nordispirifer, Clivospirifer
Geographic Distribution
Russian Platform, Timan Range, Urals, western North America
Age Range
Beginning Stage in Treatise Usage:
Middle Devonian (upper Givetian)
Beginning International Stage:
Givetian
Fraction Up In Beginning Stage:
78
Beginning Date:
380.31
Ending Stage in Treatise Usage:
Upper Devonian (Famennian)
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
100
Ending Date:
359.3
Description
Medium to large, biconvex, equidimensional to transverse, with obtuse cardinal angles, ventral interarea curved, apsacline, ventral beak commonly prominent, fold and sulcus prominent, costate, flanks with numerous, fine, low, rounded costae and narrow interspaces, surface with radial or subradial capillae, becoming tuberculate, dental plates intrasinal, delthyrial plate short