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Bradyina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Bradyininae
Formal Genus Name and Reference:
Bradyina von MÖLLER, 1878, *1295, p. 78
Type Species:
B. nautiliformis ( = Nonionina rotula Eichwald, 1860, *691, p. 349), SD CUSHMAN, 1927, *433, p. 189
Images
(Click to enlarge in a new window)
Fig. 268,1-3. *B. rotula (Eichwald), L.Carb.(Visean), USSR, 1 a, b, side, apert. views, 2,3 , equat., axial secs., X14 (*1509).
Synonyms
Geographic Distribution
Eu.-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L.Carb.(Miss.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Carb.(Penn.)
Ending International Stage:
Gzhelian
Fraction Up In Ending Stage:
100
Ending Date:
298.89
Description
Test free, robust, planispiral, involute, few chambers and whorls, chamberlets or canals formed by converging septal lamellae or infolding of outer wall to form septa, chamberlets extending into umbilical region, wall calcareous, microgranular, perforate, with distinct radial lamellae, primary interiomarginal aperture, with additional large areal pores forming cribrate aperture, and supplementary septal pores opening into septal chamberlets
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Bradyininae
Formal Genus Name and Reference:
Bradyina von MÖLLER, 1878, *1295, p. 78
Type Species:
B. nautiliformis ( = Nonionina rotula Eichwald, 1860, *691, p. 349), SD CUSHMAN, 1927, *433, p. 189
Images
(Click to enlarge in a new window)
Fig. 268,1-3. *B. rotula (Eichwald), L.Carb.(Visean), USSR, 1 a, b, side, apert. views, 2,3 , equat., axial secs., X14 (*1509).
Synonyms
Geographic Distribution
Eu.-N.Am.
Age Range
Beginning Stage in Treatise Usage:
L.Carb.(Miss.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Carb.(Penn.)
Ending International Stage:
Gzhelian
Fraction Up In Ending Stage:
100
Ending Date:
298.89
Description
Test free, robust, planispiral, involute, few chambers and whorls, chamberlets or canals formed by converging septal lamellae or infolding of outer wall to form septa, chamberlets extending into umbilical region, wall calcareous, microgranular, perforate, with distinct radial lamellae, primary interiomarginal aperture, with additional large areal pores forming cribrate aperture, and supplementary septal pores opening into septal chamberlets