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Fletcheriella
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Tabulata
Order:
Auloporida
Superfamily:
Auloporicae
Family:
Fletcheriellidae
Formal Genus Name and Reference:
Fletcheriella SOKOLOV, 1955, p. 227
Type Species:
F. evenkiana, OD, †87, coll. 599, VNIGRI, Leningrad
Images
(Click to enlarge in a new window)
Fig. 434,1a,b. *F. evenkiana, holotype, Dolbor., basin of R. Stony Tunguska, a, b, long., transv. secs., X2.3 (Sokolov, 1962c)
Synonyms
Quasifletcheriella
Geographic Distribution
Asia(USSR), L.Sil., Asia (Kweichow)
Age Range
Beginning Stage in Treatise Usage:
U.Ord.
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Characters as for family. Corallum fasciculate; increase lateral; corallites large, cylindrical; wall moderately thin, concentrically laminated; connecting tubuli absent; septal spines short, immersed in sclerenchyme of wall; tabulae numerous, horizontal, in places incomplete, in some, absent. [Description of wall structure suggests Auloporicae rather than the sarcinuIinan Lyoporinae.]
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Tabulata
Order:
Auloporida
Superfamily:
Auloporicae
Family:
Fletcheriellidae
Formal Genus Name and Reference:
Fletcheriella SOKOLOV, 1955, p. 227
Type Species:
F. evenkiana, OD, †87, coll. 599, VNIGRI, Leningrad
Images
(Click to enlarge in a new window)
Fig. 434,1a,b. *F. evenkiana, holotype, Dolbor., basin of R. Stony Tunguska, a, b, long., transv. secs., X2.3 (Sokolov, 1962c)
Synonyms
Quasifletcheriella
Geographic Distribution
Asia(USSR), L.Sil., Asia (Kweichow)
Age Range
Beginning Stage in Treatise Usage:
U.Ord.
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Characters as for family. Corallum fasciculate; increase lateral; corallites large, cylindrical; wall moderately thin, concentrically laminated; connecting tubuli absent; septal spines short, immersed in sclerenchyme of wall; tabulae numerous, horizontal, in places incomplete, in some, absent. [Description of wall structure suggests Auloporicae rather than the sarcinuIinan Lyoporinae.]