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Pseudotextularia
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Heterohelicidae
Subfamily:
Heterohelicinae
Formal Genus Name and Reference:
Pseudotextularia Rzehak, 1891, *1604, p. 4
Type Species:
Cuneolina elegans RZEHAK, 1891, OD (M)
Images
(Click to enlarge in a new window)
Fig. 525,7. *P. elegans (Rzehak), Senon., USA(Tex.), 7a-c, side, edge, and top views, X100 (*1303)
Synonyms
Pseudotextularia
Geographic Distribution
Eu.-N.Am.-S.Am.
Age Range
Beginning Stage in Treatise Usage:
U.Cret.
Beginning International Stage:
Cenomanian
Fraction Up In Beginning Stage:
0
Beginning Date:
100.5
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Early stage as in Heterohelix, later biserial chambers increasing rapidly in thickness and becoming laterally compressed, so that adult test has greater thickness than breadth, final chamber also may become nearly central in position, aperture a broad, low interiomarginal arch.
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Heterohelicidae
Subfamily:
Heterohelicinae
Formal Genus Name and Reference:
Pseudotextularia Rzehak, 1891, *1604, p. 4
Type Species:
Cuneolina elegans RZEHAK, 1891, OD (M)
Images
(Click to enlarge in a new window)
Fig. 525,7. *P. elegans (Rzehak), Senon., USA(Tex.), 7a-c, side, edge, and top views, X100 (*1303)
Synonyms
Pseudotextularia
Geographic Distribution
Eu.-N.Am.-S.Am.
Age Range
Beginning Stage in Treatise Usage:
U.Cret.
Beginning International Stage:
Cenomanian
Fraction Up In Beginning Stage:
0
Beginning Date:
100.5
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Early stage as in Heterohelix, later biserial chambers increasing rapidly in thickness and becoming laterally compressed, so that adult test has greater thickness than breadth, final chamber also may become nearly central in position, aperture a broad, low interiomarginal arch.