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Diphyphyllum
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Lithostrotionina
Family:
Lithostrotionidae
Subfamily:
Diphyphyllinae
Formal Genus Name and Reference:
Diphyphyllum LONSDALE, 1845, p. 624
Type Species:
D. concinnum; M: tneotype, 2, coli. 486, IGG, Novosibirsk; by IVANOVSKIY & SHURYGINA, 1975, p. 17; meanwhile, figured syntype, 49470, has been rediscovered in BM(NH), London
Images
(Click to enlarge in a new window)
Fig. 250,1c,d. D. fasciculatum (Fleming), holotype, D2, Merionethshire, Corwen, a, b, long., transv. secs., X2.7 (Smith& Lang, 1930). --Fig. 250, 1c,d. D. lateseptatum (McCoy), D2, Corwen, Hafod-y-Calch, c,d, transv., long. secs., X2.7 (Smith& Lang, 1930). --Fig. 250,1e-j. *D. concinnum, e-g,i,j, neotype, base up. Visean, USSR, R. Islet near Kamensk-Uralsk, ChirievRavine, e-g, transv., i, j, long. secs., X2.7 (Hill, n, IGG 486/2, photographs courtesy A. B. Ivanovskiy); h, figured syntype, L.Carb., E. Urals, Chirev, Kamensk, on R. Iset, long. sec., X2.7 (Hill, n, BM(NH)49470, photograph courtesy of the British Museum (Natural History), London)
Synonyms
Depasophyllum, ?Opiphyllum
Geographic Distribution
L.Carb.-U.Carb. (Visean-Namur.), Eu.(Brit.I.-Belg.-Russ.Platf.-Donbas-N. Zemlya-Urals)-N. Afr. (W. Sahara)-Asia (E. Urals-Kazakh.-Kirghiz.-Asia M.-China-Japan)-Australia (New S.Wales)-N.Am.(Alberta-Alaska)
Age Range
Beginning Stage in Treatise Usage:
L.Carb.
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Carb.(Namur.)
Ending International Stage:
Bashkirian
Fraction Up In Ending Stage:
48.4
Ending Date:
319.4
Description
Phaceloid, increase peripheral, one to four offsets arising from the one parent calice: tabular floors mesas or domes with upturned edges, commonly in two series of tabellae, an axial series of flat or low-domed plates whose edges may rest on the next below, and a periaxial series of smaller tabellae; axial ends of major septa commonly abutting on discontinuous expanding and contracting wall formed by downturned parts of axial tabellae, and amplexoid in axial zone: occasional traces present of lathlike columella that may be thinly lenticular in transverse section; dissepimentarium with minor septa and normal concentric dissepiments, or in places in some, not developed [see IVANOVSKIY & SHURYGINA, 1975, p. 17].
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Lithostrotionina
Family:
Lithostrotionidae
Subfamily:
Diphyphyllinae
Formal Genus Name and Reference:
Diphyphyllum LONSDALE, 1845, p. 624
Type Species:
D. concinnum; M: tneotype, 2, coli. 486, IGG, Novosibirsk; by IVANOVSKIY & SHURYGINA, 1975, p. 17; meanwhile, figured syntype, 49470, has been rediscovered in BM(NH), London
Images
(Click to enlarge in a new window)
Fig. 250,1c,d. D. fasciculatum (Fleming), holotype, D2, Merionethshire, Corwen, a, b, long., transv. secs., X2.7 (Smith& Lang, 1930). --Fig. 250, 1c,d. D. lateseptatum (McCoy), D2, Corwen, Hafod-y-Calch, c,d, transv., long. secs., X2.7 (Smith& Lang, 1930). --Fig. 250,1e-j. *D. concinnum, e-g,i,j, neotype, base up. Visean, USSR, R. Islet near Kamensk-Uralsk, ChirievRavine, e-g, transv., i, j, long. secs., X2.7 (Hill, n, IGG 486/2, photographs courtesy A. B. Ivanovskiy); h, figured syntype, L.Carb., E. Urals, Chirev, Kamensk, on R. Iset, long. sec., X2.7 (Hill, n, BM(NH)49470, photograph courtesy of the British Museum (Natural History), London)
Synonyms
Depasophyllum, ?Opiphyllum
Geographic Distribution
L.Carb.-U.Carb. (Visean-Namur.), Eu.(Brit.I.-Belg.-Russ.Platf.-Donbas-N. Zemlya-Urals)-N. Afr. (W. Sahara)-Asia (E. Urals-Kazakh.-Kirghiz.-Asia M.-China-Japan)-Australia (New S.Wales)-N.Am.(Alberta-Alaska)
Age Range
Beginning Stage in Treatise Usage:
L.Carb.
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Carb.(Namur.)
Ending International Stage:
Bashkirian
Fraction Up In Ending Stage:
48.4
Ending Date:
319.4
Description
Phaceloid, increase peripheral, one to four offsets arising from the one parent calice: tabular floors mesas or domes with upturned edges, commonly in two series of tabellae, an axial series of flat or low-domed plates whose edges may rest on the next below, and a periaxial series of smaller tabellae; axial ends of major septa commonly abutting on discontinuous expanding and contracting wall formed by downturned parts of axial tabellae, and amplexoid in axial zone: occasional traces present of lathlike columella that may be thinly lenticular in transverse section; dissepimentarium with minor septa and normal concentric dissepiments, or in places in some, not developed [see IVANOVSKIY & SHURYGINA, 1975, p. 17].