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Pseudofusulina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Fusulinidae
Subfamily:
Schwagerininae
Formal Genus Name and Reference:
Pseudofusulina Dunbar & SKINNER, 1931, *644, p. 252
Type Species:
P. huecoensis, OD
Images
(Click to enlarge in a new window)
Fig. 319,1a. * P. huecoensis, Hueco Ls., USA(Tex.), tang. sec. of paratype, approx. X10 (*1922). --Fig. 319,1b. P.? disca (Lee), Tayuan Ser., China, axial sec. of holotype, X30 (*1922). --Fig. 319,1c. P. vulgaris fusiformis (Schellwien), USSR(Darvaz Ser.), axial sec. of holotype, * (*1922)
Synonyms
Grabauina
Geographic Distribution
L.Perm., N.Am.-S.Am.-C.Am.-Eu.-Asia-Japan-Asia Minor
Age Range
Beginning Stage in Treatise Usage:
L.Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
L.Perm.
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Shell fusiform, large, loosely coiled throughout, spirotheca thick, with structure like Schwagerina, septa broadly but highly fluted, axial fillings light in some, absent in most, phrenothecae abundant (*644, *762, *1118, *1922).
References
$\qquad$ \& Skinner, J. W., 1931, New fusulinid genera from the Permian of West Texas: Am. Jour. Sci., ser. 5, v. 22, p. 252-268, pl. 1-3.-(645) 1936, Schwagerina versus Pseudoschwagerina and Paraschwagerina: Jour. Paleontology, v. 10, p. 83-91, pl. 10-11. $\qquad$ (646) 1937, Pt. 2, Permian Fusulinidae of Texas: Univ. Texas, Bull. 3701, v. 3, p. 517. 825, pl. 42-81, fig. 89-97.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Fusulinidae
Subfamily:
Schwagerininae
Formal Genus Name and Reference:
Pseudofusulina Dunbar & SKINNER, 1931, *644, p. 252
Type Species:
P. huecoensis, OD
Images
(Click to enlarge in a new window)
Fig. 319,1a. * P. huecoensis, Hueco Ls., USA(Tex.), tang. sec. of paratype, approx. X10 (*1922). --Fig. 319,1b. P.? disca (Lee), Tayuan Ser., China, axial sec. of holotype, X30 (*1922). --Fig. 319,1c. P. vulgaris fusiformis (Schellwien), USSR(Darvaz Ser.), axial sec. of holotype, * (*1922)
Synonyms
Grabauina
Geographic Distribution
L.Perm., N.Am.-S.Am.-C.Am.-Eu.-Asia-Japan-Asia Minor
Age Range
Beginning Stage in Treatise Usage:
L.Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
L.Perm.
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Shell fusiform, large, loosely coiled throughout, spirotheca thick, with structure like Schwagerina, septa broadly but highly fluted, axial fillings light in some, absent in most, phrenothecae abundant (*644, *762, *1118, *1922).
References
$\qquad$ \& Skinner, J. W., 1931, New fusulinid genera from the Permian of West Texas: Am. Jour. Sci., ser. 5, v. 22, p. 252-268, pl. 1-3.-(645) 1936, Schwagerina versus Pseudoschwagerina and Paraschwagerina: Jour. Paleontology, v. 10, p. 83-91, pl. 10-11. $\qquad$ (646) 1937, Pt. 2, Permian Fusulinidae of Texas: Univ. Texas, Bull. 3701, v. 3, p. 517. 825, pl. 42-81, fig. 89-97.