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Anostylostroma
Classification
Phylum:
Porifera
Class:
Stromatoporoidea
Order:
Clathrodictyida
Family:
Anostylostromatidae
Formal Genus Name and Reference:
Anostylostroma PARKS, 1936, p. 44
Type Species:
A. hamiltonense Parks, 1936, p. 46, OD, emend., Stearn, 1991, p. 612, holotype ROM 16536 (2240)
Images
(Click to enlarge in a new window)
Fig. 422, 1a-b. *A. hamiltonense, Long Lake, Alpena, Michigan, Hamilton Formation, holotype ROM 16536 (2240), longitudinal and tangential sections, X10 (Nestor, 2011).
Synonyms
Geographic Distribution
Canada (Arctic islands), China (Guangxi), Russia (eastern Urals, Kuznetsk Basin), United States (Indiana, Missouri), Middle Devonian, Kazakhstan, Russia (Pechora Basin), Frasnian, China (Guangxi), France, Germany (Aachen), Russia (Pechora Basin), upper Famennian
Age Range
Beginning Stage in Treatise Usage:
Middle Devonian
Beginning International Stage:
Eifelian
Fraction Up In Beginning Stage:
0
Beginning Date:
394.3
Ending Stage in Treatise Usage:
Upper Devonian (upper Famennian)
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
100
Ending Date:
359.3
Description
Growth form laminar to domical, laminae thin, planar, penetrated by scattered pores, pillars thick, expanding and branching at tops, oblong to vermiform in tangential section, galleries irregular, dissepiments common, astrorhizae rare, small
References
Parks, W. A. 1936. Devonian stromatoporoids of North America, part 1. University of Toronto Studies, Geological Series 39:1-125, 19 pl.
Museum or Author Information
Classification
Phylum:
Porifera
Class:
Stromatoporoidea
Order:
Clathrodictyida
Family:
Anostylostromatidae
Formal Genus Name and Reference:
Anostylostroma PARKS, 1936, p. 44
Type Species:
A. hamiltonense Parks, 1936, p. 46, OD, emend., Stearn, 1991, p. 612, holotype ROM 16536 (2240)
Images
(Click to enlarge in a new window)
Fig. 422, 1a-b. *A. hamiltonense, Long Lake, Alpena, Michigan, Hamilton Formation, holotype ROM 16536 (2240), longitudinal and tangential sections, X10 (Nestor, 2011).
Synonyms
Geographic Distribution
Canada (Arctic islands), China (Guangxi), Russia (eastern Urals, Kuznetsk Basin), United States (Indiana, Missouri), Middle Devonian, Kazakhstan, Russia (Pechora Basin), Frasnian, China (Guangxi), France, Germany (Aachen), Russia (Pechora Basin), upper Famennian
Age Range
Beginning Stage in Treatise Usage:
Middle Devonian
Beginning International Stage:
Eifelian
Fraction Up In Beginning Stage:
0
Beginning Date:
394.3
Ending Stage in Treatise Usage:
Upper Devonian (upper Famennian)
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
100
Ending Date:
359.3
Description
Growth form laminar to domical, laminae thin, planar, penetrated by scattered pores, pillars thick, expanding and branching at tops, oblong to vermiform in tangential section, galleries irregular, dissepiments common, astrorhizae rare, small
References
Parks, W. A. 1936. Devonian stromatoporoids of North America, part 1. University of Toronto Studies, Geological Series 39:1-125, 19 pl.