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Pulleniatina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globigerinidae
Subfamily:
Globigerininae
Formal Genus Name and Reference:
Pulleniatina CUSHMAN, 1927, *431, p. 90
Type Species:
Pullenia obliqueloculata Parker & JONES, 1865, *1418, p. 368, OD
Images
(Click to enlarge in a new window)
Fig. 539, 1,2. *P. oblqueloculata (PARKER & JONES), Rec.,
S.Atl.a. (1), Pac.a. (2); 1a-c, opposite sides and edge of paratype, X82; 2, dissected hypotype showing neanic Globigerina stage with typical umbilical aperture and change in plane of coiling with later development, X57 (*164).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
Plio.
Beginning International Stage:
Zanclean
Fraction Up In Beginning Stage:
0
Beginning Date:
5.34
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, globose, trochospiral to streptospiral, early portion as in Globigerina, with open umbilicus, later chambers completely enveloping entire umbilical side of previous trochospiral coil, and thus appearing involute, aperture interiomarginal, in young a broad umbilical arch, as in Globigerina, in adult a broad low extraumbilical arch at base of final enveloping chamber, bordered above by thickened lip but because of streptospiral plan of growth, not directly opening into earlier umbilicus. [Pulleniatina resembles Globigerina in early development but differs in its later streptospiral coiling with embracing final chamber and its characteristic extraumbilical peripheral aperture. It differs from Globigerapsis in having a single aperture, rather than multiple apertures in the final chamber against sutures of the early coil.]
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globigerinidae
Subfamily:
Globigerininae
Formal Genus Name and Reference:
Pulleniatina CUSHMAN, 1927, *431, p. 90
Type Species:
Pullenia obliqueloculata Parker & JONES, 1865, *1418, p. 368, OD
Images
(Click to enlarge in a new window)
Fig. 539, 1,2. *P. oblqueloculata (PARKER & JONES), Rec.,
S.Atl.a. (1), Pac.a. (2); 1a-c, opposite sides and edge of paratype, X82; 2, dissected hypotype showing neanic Globigerina stage with typical umbilical aperture and change in plane of coiling with later development, X57 (*164).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
Plio.
Beginning International Stage:
Zanclean
Fraction Up In Beginning Stage:
0
Beginning Date:
5.34
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, globose, trochospiral to streptospiral, early portion as in Globigerina, with open umbilicus, later chambers completely enveloping entire umbilical side of previous trochospiral coil, and thus appearing involute, aperture interiomarginal, in young a broad umbilical arch, as in Globigerina, in adult a broad low extraumbilical arch at base of final enveloping chamber, bordered above by thickened lip but because of streptospiral plan of growth, not directly opening into earlier umbilicus. [Pulleniatina resembles Globigerina in early development but differs in its later streptospiral coiling with embracing final chamber and its characteristic extraumbilical peripheral aperture. It differs from Globigerapsis in having a single aperture, rather than multiple apertures in the final chamber against sutures of the early coil.]