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Pseudochrysalidina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Textulariina
Superfamily:
Lituolacea
Family:
Ataxophragmiidae
Subfamily:
Ataxophragmiinae
Formal Genus Name and Reference:
Pseudochrysalidina COLE, 1941, *357, p. 35
Type Species:
P. floridana, OD
Images
(Click to enlarge in a new window)
Fig. 196,1,2. *P. floridana, M.Eoc., USA(Fla.), 1 a, b, side, top views of paratype, X33 (*2117), 2, long. sec. showing internal vertical pillars, X29 (*357).
Synonyms
Pseudogoesella
Geographic Distribution
Carib. (Cuba)-USA (Fla.) - W. Indies (Dominican Rep.)-Arabia(Qatar Penin.)
Age Range
Beginning Stage in Treatise Usage:
L.Cret.
Beginning International Stage:
Berriasian
Fraction Up In Beginning Stage:
0
Beginning Date:
143.1
Ending Stage in Treatise Usage:
Eoc.
Ending International Stage:
Priabonian
Fraction Up In Ending Stage:
100
Ending Date:
33.9
Description
Test high trochospiral, with gradual reduction in number of chambers to whorl, later portion tending to become biserial, wall agglutinated, may be of calcareous particles, interior with vertical pillars subdividing central area of chambers, aperture interiomarginal in early stage, cribrate over terminal surface in adult. [Pseudogoesella was shown by BERMúDEZ (1949, ·124, p. 100) to be a synonym of Pselldochrysalidina.]
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Textulariina
Superfamily:
Lituolacea
Family:
Ataxophragmiidae
Subfamily:
Ataxophragmiinae
Formal Genus Name and Reference:
Pseudochrysalidina COLE, 1941, *357, p. 35
Type Species:
P. floridana, OD
Images
(Click to enlarge in a new window)
Fig. 196,1,2. *P. floridana, M.Eoc., USA(Fla.), 1 a, b, side, top views of paratype, X33 (*2117), 2, long. sec. showing internal vertical pillars, X29 (*357).
Synonyms
Pseudogoesella
Geographic Distribution
Carib. (Cuba)-USA (Fla.) - W. Indies (Dominican Rep.)-Arabia(Qatar Penin.)
Age Range
Beginning Stage in Treatise Usage:
L.Cret.
Beginning International Stage:
Berriasian
Fraction Up In Beginning Stage:
0
Beginning Date:
143.1
Ending Stage in Treatise Usage:
Eoc.
Ending International Stage:
Priabonian
Fraction Up In Ending Stage:
100
Ending Date:
33.9
Description
Test high trochospiral, with gradual reduction in number of chambers to whorl, later portion tending to become biserial, wall agglutinated, may be of calcareous particles, interior with vertical pillars subdividing central area of chambers, aperture interiomarginal in early stage, cribrate over terminal surface in adult. [Pseudogoesella was shown by BERMúDEZ (1949, ·124, p. 100) to be a synonym of Pselldochrysalidina.]