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Endothyranopsis
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Endothyranopsinae
Formal Genus Name and Reference:
Endothyranopsis CUMMINGS, 1955, *398, p. 1
Type Species:
Involutina crassa Brady in MOORE, 1870, *1306, p. 379, 382, OD
Images
(Click to enlarge in a new window)
Fig. 266,1,2. *E. crassa (Brady), Wales, 1a,b, side, apert. views of lectotype, 2, equat. sec., X41 (*2117). --Fig. 266,3. E. sp., axial sec., X35 (*398). --Fig. 266,4-6. E. pseudoglobulus (Reytlinger), Visean, USSR(Bashkiri), 4 a, b, side, apert. views, X22 (*1509), 5,6, axial equat. secs., approx. X40 (*2008).
Synonyms
Globoendothyra
Geographic Distribution
Eu.-Asia(USSR, Bashkiri)
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:
L.Carb.
Ending International Stage:
Serpukhovian
Fraction Up In Ending Stage:
100
Ending Date:
323.4
Description
Test free, subglobular to nautiloid, biumbilicate, planispiral and involute but with slight axial rotation resulting in somewhat asymmetrical test, chambers broad, low, sutures somewhat depressed, radial, wall finely granular, perforate, may have some adventitious material, surface smoothly finished, aperture low, interiomarginal, equatorial arch.
References
Cummings, R. H., 1955, New genera of Foraminifera from the British Lower Carboniferous: Washington Acad. Sci., Jour., v. 45, no. 1, p. 1-8, text-fig. 1-5.-(399) 1955, Stacheoides, a new foraminiferal genus from the British Upper Paleozoic: Same, Jour., v. 45, no. 11, p. 342-346, text-fig. 1-8.-(400) 1955, Nodosinella Brady, 1876, and associated upper Paleozoic genera: Micropaleontology, v. 1, no. 3, p. 221-238, pl. 1, text-fig. 1-10.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Endothyranopsinae
Formal Genus Name and Reference:
Endothyranopsis CUMMINGS, 1955, *398, p. 1
Type Species:
Involutina crassa Brady in MOORE, 1870, *1306, p. 379, 382, OD
Images
(Click to enlarge in a new window)
Fig. 266,1,2. *E. crassa (Brady), Wales, 1a,b, side, apert. views of lectotype, 2, equat. sec., X41 (*2117). --Fig. 266,3. E. sp., axial sec., X35 (*398). --Fig. 266,4-6. E. pseudoglobulus (Reytlinger), Visean, USSR(Bashkiri), 4 a, b, side, apert. views, X22 (*1509), 5,6, axial equat. secs., approx. X40 (*2008).
Synonyms
Globoendothyra
Geographic Distribution
Eu.-Asia(USSR, Bashkiri)
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:
L.Carb.
Ending International Stage:
Serpukhovian
Fraction Up In Ending Stage:
100
Ending Date:
323.4
Description
Test free, subglobular to nautiloid, biumbilicate, planispiral and involute but with slight axial rotation resulting in somewhat asymmetrical test, chambers broad, low, sutures somewhat depressed, radial, wall finely granular, perforate, may have some adventitious material, surface smoothly finished, aperture low, interiomarginal, equatorial arch.
References
Cummings, R. H., 1955, New genera of Foraminifera from the British Lower Carboniferous: Washington Acad. Sci., Jour., v. 45, no. 1, p. 1-8, text-fig. 1-5.-(399) 1955, Stacheoides, a new foraminiferal genus from the British Upper Paleozoic: Same, Jour., v. 45, no. 11, p. 342-346, text-fig. 1-8.-(400) 1955, Nodosinella Brady, 1876, and associated upper Paleozoic genera: Micropaleontology, v. 1, no. 3, p. 221-238, pl. 1, text-fig. 1-10.