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Wyella
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Pentamerida
Suborder:
Pentameridina
Superfamily:
Gypiduloidea
Family:
Gypidulidae
Subfamily:
Devonogypinae
Formal Genus Name and Reference:
Wyella KHODALEVICH, 1939, p. 21
Type Species:
Eichwaldia uralica CHERNYSHEV, 1893, p. 179, OD
Images
(Click to enlarge in a new window)
Fig. 689, 2a-e. *W. uralica (ChernysHEV), Isovsk Stage Gorizont, Vagran River, eastern Urals, a-d, ventral, dorsal, lateral, anterior views, x1, e, external ornamentation, x8 (Sapelnikov, 1985a).
Synonyms
Eichwaldia
Geographic Distribution
Urals, Central Asia Sredni Azii, Kazakhstan, Ludlow-Přidoli, Urals, Pragian-upper Eifelian
Age Range
Beginning Stage in Treatise Usage:
Silurian (Ludlow)
Beginning International Stage:
Gorstian
Fraction Up In Beginning Stage:
0
Beginning Date:
426.74
Ending Stage in Treatise Usage:
Middle Devonian (upper Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
100
Ending Date:
385.3
Description
Medium, smooth to plicate with honeycomb-like pitted exterior, fold and sulcus variably developed, inner hinge plates discrete
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Subphylum:
Rhynchonelliformea
Class:
Rhynchonellata
Order:
Pentamerida
Suborder:
Pentameridina
Superfamily:
Gypiduloidea
Family:
Gypidulidae
Subfamily:
Devonogypinae
Formal Genus Name and Reference:
Wyella KHODALEVICH, 1939, p. 21
Type Species:
Eichwaldia uralica CHERNYSHEV, 1893, p. 179, OD
Images
(Click to enlarge in a new window)
Fig. 689, 2a-e. *W. uralica (ChernysHEV), Isovsk Stage Gorizont, Vagran River, eastern Urals, a-d, ventral, dorsal, lateral, anterior views, x1, e, external ornamentation, x8 (Sapelnikov, 1985a).
Synonyms
Eichwaldia
Geographic Distribution
Urals, Central Asia Sredni Azii, Kazakhstan, Ludlow-Přidoli, Urals, Pragian-upper Eifelian
Age Range
Beginning Stage in Treatise Usage:
Silurian (Ludlow)
Beginning International Stage:
Gorstian
Fraction Up In Beginning Stage:
0
Beginning Date:
426.74
Ending Stage in Treatise Usage:
Middle Devonian (upper Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
100
Ending Date:
385.3
Description
Medium, smooth to plicate with honeycomb-like pitted exterior, fold and sulcus variably developed, inner hinge plates discrete