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Daviesina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Rotaliacea
Family:
Rotaliidae
Subfamily:
Cuvillierininae
Formal Genus Name and Reference:
Daviesina Smout, 1954, *1803, p. 66
Type Species:
D. khatiyahi, OD
Images
(Click to enlarge in a new window)
Fig. 490,1-4. *D. khatiyahi, M.Paleoc., 1a-c, opposite sides and edge of microspheric form; 2a-c, megalospheric form; all X17 (°2117); 3, nearly axial sec. of microspheric form, X28; 4, equat. sec. of megalospheric form, X17 (°1803).
Synonyms
Miscellanoides
Geographic Distribution
Arabia(Qatar Penin.)
Age Range
Beginning Stage in Treatise Usage:
Paleoc.
Beginning International Stage:
Danian
Fraction Up In Beginning Stage:
0
Beginning Date:
66.04
Ending Stage in Treatise Usage:
Paleoc.
Ending International Stage:
Thanetian
Fraction Up In Ending Stage:
100
Ending Date:
56
Description
Test operculine, biconvex to concavoconvex, but slightly asymmetrical, umbilical region with pillars, fissures, and vertical canals on both sides of test, septa double, with intraseptal canals, wall calcareous, lamellar, perforate, radially built, aperture not observed, intercameral foramen a basal slit. [Miscellanoides was described in 1962, but in a footnote the author stated that the genus had been described previously by SMOUT, 1954, as Daviesina.]
References
Smout, A. H., 1954, Lower Tertiary Foraminifera of the Qatar Peninsula: British Museum (Nat. History), London, p. 1-96, pl. 1-15. -(1804) 1955, Reclassification of the Rotaliidea (Foraminifera) and two new Cretaceous forms resembling Elphidium: Washington Acad. Sci., Jour., v. 45, no. 7, p. 201-210, fig. 1-10.-(1805) 1956, Three new Cre- taceous genera of Foraminifera related to the Ceratobuliminidae: Micropaleontology, v. 2, no. 4, p. 335-348, pl. 1-2.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Rotaliacea
Family:
Rotaliidae
Subfamily:
Cuvillierininae
Formal Genus Name and Reference:
Daviesina Smout, 1954, *1803, p. 66
Type Species:
D. khatiyahi, OD
Images
(Click to enlarge in a new window)
Fig. 490,1-4. *D. khatiyahi, M.Paleoc., 1a-c, opposite sides and edge of microspheric form; 2a-c, megalospheric form; all X17 (°2117); 3, nearly axial sec. of microspheric form, X28; 4, equat. sec. of megalospheric form, X17 (°1803).
Synonyms
Miscellanoides
Geographic Distribution
Arabia(Qatar Penin.)
Age Range
Beginning Stage in Treatise Usage:
Paleoc.
Beginning International Stage:
Danian
Fraction Up In Beginning Stage:
0
Beginning Date:
66.04
Ending Stage in Treatise Usage:
Paleoc.
Ending International Stage:
Thanetian
Fraction Up In Ending Stage:
100
Ending Date:
56
Description
Test operculine, biconvex to concavoconvex, but slightly asymmetrical, umbilical region with pillars, fissures, and vertical canals on both sides of test, septa double, with intraseptal canals, wall calcareous, lamellar, perforate, radially built, aperture not observed, intercameral foramen a basal slit. [Miscellanoides was described in 1962, but in a footnote the author stated that the genus had been described previously by SMOUT, 1954, as Daviesina.]
References
Smout, A. H., 1954, Lower Tertiary Foraminifera of the Qatar Peninsula: British Museum (Nat. History), London, p. 1-96, pl. 1-15. -(1804) 1955, Reclassification of the Rotaliidea (Foraminifera) and two new Cretaceous forms resembling Elphidium: Washington Acad. Sci., Jour., v. 45, no. 7, p. 201-210, fig. 1-10.-(1805) 1956, Three new Cre- taceous genera of Foraminifera related to the Ceratobuliminidae: Micropaleontology, v. 2, no. 4, p. 335-348, pl. 1-2.