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Pachytheca
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Tabulata
Order:
Chaetetida
Family:
Chaetetidae
Subfamily:
Chaetetinae
Formal Genus Name and Reference:
Pachytheca SCHLÜTER, 1885b, p. 144, non Pachytheea HOOKER, 1861, a plant
Type Species:
P. stellimicans; M; syntypes 138a,b, 204, SCHLUTER Coll., IP, Bonn; =Calamopora stromatoporoides ROEMER, 1883, p. 459
Images
(Click to enlarge in a new window)
Fig. 331,3a-c. *P. stellimicans, Ger., a, ext. view of fragment, showing thick-walled layer above and thin-walled layer below, X1, b, oblique transv. sec. showing thickwalled layer below, thin-walled layer above, X18, c, long. sec. through thick-walled layer, X18 (Schlüter, 1889). --Fig. 331,3d,e. ?P. crinalis (Schlüter), Ger., Soetenich, Eifel, d,e, transv., long. secs., X12 (Nicholson& Foord, 1886)
Synonyms
Rhaphidopora
Geographic Distribution
Eu. (Eifel, Ger.-U.K.-N.Urals)
Age Range
Beginning Stage in Treatise Usage:
M.Dev.
Beginning International Stage:
Eifelian
Fraction Up In Beginning Stage:
0
Beginning Date:
394.3
Ending Stage in Treatise Usage:
M.Dev.
Ending International Stage:
Givetian
Fraction Up In Ending Stage:
100
Ending Date:
378.9
Description
Massive, tabular, corallum of two growth-types (layers), one of thin-walled, six-sided very slender prismatic corallites, tabulate and without mural pores, the other of similar corallites, with walls so thickened as to fill the lumina with yellow ?sclerenchyme
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Tabulata
Order:
Chaetetida
Family:
Chaetetidae
Subfamily:
Chaetetinae
Formal Genus Name and Reference:
Pachytheca SCHLÜTER, 1885b, p. 144, non Pachytheea HOOKER, 1861, a plant
Type Species:
P. stellimicans; M; syntypes 138a,b, 204, SCHLUTER Coll., IP, Bonn; =Calamopora stromatoporoides ROEMER, 1883, p. 459
Images
(Click to enlarge in a new window)
Fig. 331,3a-c. *P. stellimicans, Ger., a, ext. view of fragment, showing thick-walled layer above and thin-walled layer below, X1, b, oblique transv. sec. showing thickwalled layer below, thin-walled layer above, X18, c, long. sec. through thick-walled layer, X18 (Schlüter, 1889). --Fig. 331,3d,e. ?P. crinalis (Schlüter), Ger., Soetenich, Eifel, d,e, transv., long. secs., X12 (Nicholson& Foord, 1886)
Synonyms
Rhaphidopora
Geographic Distribution
Eu. (Eifel, Ger.-U.K.-N.Urals)
Age Range
Beginning Stage in Treatise Usage:
M.Dev.
Beginning International Stage:
Eifelian
Fraction Up In Beginning Stage:
0
Beginning Date:
394.3
Ending Stage in Treatise Usage:
M.Dev.
Ending International Stage:
Givetian
Fraction Up In Ending Stage:
100
Ending Date:
378.9
Description
Massive, tabular, corallum of two growth-types (layers), one of thin-walled, six-sided very slender prismatic corallites, tabulate and without mural pores, the other of similar corallites, with walls so thickened as to fill the lumina with yellow ?sclerenchyme