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Ivdelinia
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Pentamerida
Suborder:
Pentameridina
Superfamily:
Gypiduloidea
Family:
Gypidulidae
Subfamily:
Ivdeliniinae
Formal Genus Name and Reference:
Ivdelinia Andronov, 1961, p. 45, Procerulina ANDRONOV, 1961, p. 76
Type Species:
Gypidula ivdelensis KHODALEVICH, 1951, p. 22, OD
Images
(Click to enlarge in a new window)
Fig. 687, 1a-d. * I. (I.) ivdelensis (Кноdalevich), upper Emsian-lower Eifelian, Ivdel region, eastern slope Urals, ventral, dorsal, anterior, lateral views, x1 (Khodalevich, 1951).——Fig. 687, 1e-f. I. procerulus, Koneprusy Limestone, Prague region, Czech Republic, dorsal, ventral views, x1 (Andronov, 1961).
Synonyms
Procerulina
Geographic Distribution
Europe, Urals, Central Asia [Sredni Azii], Siberia, USA (Alaska), Lochkovian–Emsian; Europe, Urals, Russia (Kolyma, Salair), Canadian Arctic Islands, Eifelian.
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian (Lochkovian)
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
Middle Devonian (Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
100
Ending Date:
385.3
Description
Medium to large sized, galeatiform, costate to plicate, costae distinctly bifurcating anteriorly, crossed by fine concentric ridges, with or without ventral median septum, outer hinge plates discrete or rarely united into cruralium, With strongly raised costae or plicae, with median septum
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Pentamerida
Suborder:
Pentameridina
Superfamily:
Gypiduloidea
Family:
Gypidulidae
Subfamily:
Ivdeliniinae
Formal Genus Name and Reference:
Ivdelinia Andronov, 1961, p. 45, Procerulina ANDRONOV, 1961, p. 76
Type Species:
Gypidula ivdelensis KHODALEVICH, 1951, p. 22, OD
Images
(Click to enlarge in a new window)
Fig. 687, 1a-d. * I. (I.) ivdelensis (Кноdalevich), upper Emsian-lower Eifelian, Ivdel region, eastern slope Urals, ventral, dorsal, anterior, lateral views, x1 (Khodalevich, 1951).——Fig. 687, 1e-f. I. procerulus, Koneprusy Limestone, Prague region, Czech Republic, dorsal, ventral views, x1 (Andronov, 1961).
Synonyms
Procerulina
Geographic Distribution
Europe, Urals, Central Asia [Sredni Azii], Siberia, USA (Alaska), Lochkovian–Emsian; Europe, Urals, Russia (Kolyma, Salair), Canadian Arctic Islands, Eifelian.
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian (Lochkovian)
Beginning International Stage:
Lochkovian
Fraction Up In Beginning Stage:
0
Beginning Date:
419
Ending Stage in Treatise Usage:
Middle Devonian (Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
100
Ending Date:
385.3
Description
Medium to large sized, galeatiform, costate to plicate, costae distinctly bifurcating anteriorly, crossed by fine concentric ridges, with or without ventral median septum, outer hinge plates discrete or rarely united into cruralium, With strongly raised costae or plicae, with median septum