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Ticinella
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Rotaliporidae
Subfamily:
Rotaliporinae
Formal Genus Name and Reference:
Ticinella Reichel, 1950, *1522, p. 600
Type Species:
Anomalina roberti GANDOLFI, 1942, *768, p. 100, OD
Images
(Click to enlarge in a new window)
Fig. 528,5. *T. roberti (GANDOLFI), U.Cret. (Cenoman.), Eu.(Switz.); 5a-c, spiral, umbilical, and edge views of topotype, X110 (*1183).
Synonyms
Globotruncana
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Crel.(U .Alb.)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
50
Beginning Date:
106.85
Ending Stage in Treatise Usage:
U.Crel.( Cenoman.)
Ending International Stage:
Cenomanian
Fraction Up In Ending Stage:
100
Ending Date:
93.9
Description
Test free, trochospiral, biconvex to plano-convex, umbilicate, periphery rounded, and lacking keel or poreless margin, chambers ovate, sutures on spiral side curved, depressed to elevated, on umbilical side flushed to depressed, radial or slightly curved, wall calcareous, perforate, radial in structure, surface smooth to spinose, primary aperture interiomarginal, extra-umbilical-umbilical, and may be bordered above by lip, secondary sutural apertures on umbilical side, commonly one per suture, more rarely 2 or more, and each may be bordered by narrow lip, which in some specimens may be sufficiently large to give appearance of a cover plate, although not as extensive as umbilical tegilla of the Globotruncanidae.
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Rotaliporidae
Subfamily:
Rotaliporinae
Formal Genus Name and Reference:
Ticinella Reichel, 1950, *1522, p. 600
Type Species:
Anomalina roberti GANDOLFI, 1942, *768, p. 100, OD
Images
(Click to enlarge in a new window)
Fig. 528,5. *T. roberti (GANDOLFI), U.Cret. (Cenoman.), Eu.(Switz.); 5a-c, spiral, umbilical, and edge views of topotype, X110 (*1183).
Synonyms
Globotruncana
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Crel.(U .Alb.)
Beginning International Stage:
Albian
Fraction Up In Beginning Stage:
50
Beginning Date:
106.85
Ending Stage in Treatise Usage:
U.Crel.( Cenoman.)
Ending International Stage:
Cenomanian
Fraction Up In Ending Stage:
100
Ending Date:
93.9
Description
Test free, trochospiral, biconvex to plano-convex, umbilicate, periphery rounded, and lacking keel or poreless margin, chambers ovate, sutures on spiral side curved, depressed to elevated, on umbilical side flushed to depressed, radial or slightly curved, wall calcareous, perforate, radial in structure, surface smooth to spinose, primary aperture interiomarginal, extra-umbilical-umbilical, and may be bordered above by lip, secondary sutural apertures on umbilical side, commonly one per suture, more rarely 2 or more, and each may be bordered by narrow lip, which in some specimens may be sufficiently large to give appearance of a cover plate, although not as extensive as umbilical tegilla of the Globotruncanidae.