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Hexaphyllia
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Heterocorallia?
Family:
Heterophylliidae
Formal Genus Name and Reference:
Hexaphyllia SHTUKENBERG, 1904, p. 5
Type Species:
H. prismatica, OD, t?LGI, Leningrad
Images
(Click to enlarge in a new window)
Fig. 279,1a,b. H. mirabilis (Duncan), a, up. Visean, D2, Ger., Rothwaltersdorf, transv. sec., X20, b, up. Visean, D2, up. Silesia, Altwasser, long. sec., X8 (Schindewolf, 1941).
Synonyms
Geographic Distribution
Eu. (Brit. I.-Silesia-Ger.-Hung.-USSR)-Asia (Japan-Laos-China-N.Pamir), U.Miss.-L.Penn., N.Am. (Wash.)
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
Slender, with only six septa, peripheral stereozone thick. [Possibly early stages of excessively long Heterophyllia.]
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Heterocorallia?
Family:
Heterophylliidae
Formal Genus Name and Reference:
Hexaphyllia SHTUKENBERG, 1904, p. 5
Type Species:
H. prismatica, OD, t?LGI, Leningrad
Images
(Click to enlarge in a new window)
Fig. 279,1a,b. H. mirabilis (Duncan), a, up. Visean, D2, Ger., Rothwaltersdorf, transv. sec., X20, b, up. Visean, D2, up. Silesia, Altwasser, long. sec., X8 (Schindewolf, 1941).
Synonyms
Geographic Distribution
Eu. (Brit. I.-Silesia-Ger.-Hung.-USSR)-Asia (Japan-Laos-China-N.Pamir), U.Miss.-L.Penn., N.Am. (Wash.)
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
Slender, with only six septa, peripheral stereozone thick. [Possibly early stages of excessively long Heterophyllia.]