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Dibunophyllum
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Aulophyllina
Family:
Aulophyllidae
Subfamily:
Dibunophyllinae
Formal Genus Name and Reference:
Dibunophyllum Thomson & NICHOLSON, 1876a, p. 457
Type Species:
D. Muirheadi; SD GREGORY, 1917, p. 222; tTI032, KM, Glasgow, lectotype by HILL, 1938-1941, p. 72; =Clisiophyllum bipartitum McCoy, 1849, p. 2, tA1971, SM, Cambridge, lectotype by HILL, 1938, p. 67, Derbyshire
Images
(Click to enlarge in a new window)
Fig. 237, 1a-h. *D. bipartitum (McCoY); a, lectotype of D. muirheadi THOMSON, Visean, Ayrshire, Gateside near Beith, transv. sec., X1.0 (Hill, 1938-1941); b, lectotype of D. bipartitum (McCoY), Visean, Derbyshire, long. sec., X 1.0 (Hill, 1938-1941); c,d, lectotype of Aspidiophyllum koninckianum THOMSON, transv., long. sees., X 1.0 (Thomson, 1883); e,j, lectotype of Kumatiophyllum concentriettm THOMSON, long., transv. sees., X 1.0 (Thomson, 1877); g,h, lectotype of Rodophyllum craigiamtm THOMWN, transv., long. sees., X 1.0 (Thomson & Nicholson, 1876b).--FIG. 237,1i,j. D. sinense (Wu), holotype; i,j, transv., long. secs., X1.5 (Wu, 1964).
Synonyms
Clisiophylloides, Clisiophyllum, Aspidiophyllum, Kurnatiophyllum, Kumatiophyllum, Aspidophyllum, Cymatiophyllum, Albertia, Histiophyllum, Centrephyllum, Centrolamellum, ?Protodibtmophyllum, Hunanoclisia, Protiodibunophyllum, ?Biphyllum, ?Katranophyllum, Proalbertia, Dibunophyllum
Geographic Distribution
Eu. (Brit. I.-Belg.-France-Ger.-Czech.-Pol.-USSR)-Asia (Taymyr-China-Sinkiang-Japan); N. Afr. (Alg.-Moroc.)-N. Am. (N. Scotia-Texas- Ore.); ?Penn., N.Am.(Kans.-Okla)
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
Large, solitary, with variable axial structure typically one-third as wide as corallum and consisting of long medial plate, a few (commonly four to eight) septal lamellae on either side, and numerous axial tabellae declined steeply at its periphery, less commonly lamellae may be convolute, median plate shortens toward fossula or disappears, and biradial arrangement is lost, minor septa discontinuous so that dissepiments of wide dissepimentarium inosculate, cardinal septum shortens in open, commonly parallel-sided fossula that indents dissepimentarium, periaxial tabellae less steeply declined outward than axial tabellae, in early stages cardinal and counter septa and median plate continuous. [HILL, 1938-1941, p. 65].
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Aulophyllina
Family:
Aulophyllidae
Subfamily:
Dibunophyllinae
Formal Genus Name and Reference:
Dibunophyllum Thomson & NICHOLSON, 1876a, p. 457
Type Species:
D. Muirheadi; SD GREGORY, 1917, p. 222; tTI032, KM, Glasgow, lectotype by HILL, 1938-1941, p. 72; =Clisiophyllum bipartitum McCoy, 1849, p. 2, tA1971, SM, Cambridge, lectotype by HILL, 1938, p. 67, Derbyshire
Images
(Click to enlarge in a new window)
Fig. 237, 1a-h. *D. bipartitum (McCoY); a, lectotype of D. muirheadi THOMSON, Visean, Ayrshire, Gateside near Beith, transv. sec., X1.0 (Hill, 1938-1941); b, lectotype of D. bipartitum (McCoY), Visean, Derbyshire, long. sec., X 1.0 (Hill, 1938-1941); c,d, lectotype of Aspidiophyllum koninckianum THOMSON, transv., long. sees., X 1.0 (Thomson, 1883); e,j, lectotype of Kumatiophyllum concentriettm THOMSON, long., transv. sees., X 1.0 (Thomson, 1877); g,h, lectotype of Rodophyllum craigiamtm THOMWN, transv., long. sees., X 1.0 (Thomson & Nicholson, 1876b).--FIG. 237,1i,j. D. sinense (Wu), holotype; i,j, transv., long. secs., X1.5 (Wu, 1964).
Synonyms
Clisiophylloides, Clisiophyllum, Aspidiophyllum, Kurnatiophyllum, Kumatiophyllum, Aspidophyllum, Cymatiophyllum, Albertia, Histiophyllum, Centrephyllum, Centrolamellum, ?Protodibtmophyllum, Hunanoclisia, Protiodibunophyllum, ?Biphyllum, ?Katranophyllum, Proalbertia, Dibunophyllum
Geographic Distribution
Eu. (Brit. I.-Belg.-France-Ger.-Czech.-Pol.-USSR)-Asia (Taymyr-China-Sinkiang-Japan); N. Afr. (Alg.-Moroc.)-N. Am. (N. Scotia-Texas- Ore.); ?Penn., N.Am.(Kans.-Okla)
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
Large, solitary, with variable axial structure typically one-third as wide as corallum and consisting of long medial plate, a few (commonly four to eight) septal lamellae on either side, and numerous axial tabellae declined steeply at its periphery, less commonly lamellae may be convolute, median plate shortens toward fossula or disappears, and biradial arrangement is lost, minor septa discontinuous so that dissepiments of wide dissepimentarium inosculate, cardinal septum shortens in open, commonly parallel-sided fossula that indents dissepimentarium, periaxial tabellae less steeply declined outward than axial tabellae, in early stages cardinal and counter septa and median plate continuous. [HILL, 1938-1941, p. 65].