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Globigerinatella
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globigerinidae
Subfamily:
Catapsydracinae
Formal Genus Name and Reference:
Globigerinatella Cushman & STAINFORTH, 1945, *525, p. 68
Type Species:
G. insueta, OD
Images
(Click to enlarge in a new window)
Fig. 543,3,4. *G. insueta, L. Mio., W.Indies(Trinidad), 3a,b, spiral and edge views of paratype showing early trochospiral stage, enveloping final chamber, and areal and sutural bullae; 4, dissected topotype showing areal aperture exposed when bulla is partially removed and infralaminal accessory openings at margin of remaining part of the bulla, X93 (*164).
Synonyms
Geographic Distribution
Carib.-N.Am.-Pac.O.
Age Range
Beginning Stage in Treatise Usage:
L.Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
L.Mio.
Ending International Stage:
Burdigalian
Fraction Up In Ending Stage:
100
Ending Date:
15.99
Description
Test free, subglobular, early portion trochospiral, final chamber embracing and obscuring interiomarginal, umbilical primary aperture, later chambers with secondary sutural and areal apertures which are surrounded by distinct lips and may be covered by small knobby pustule-like areal bullae and more irregular spreading sutural bullae, all bullae with infralaminal accessory apertures, later chambers with secondary sutural and areal apertures which are surrounded by distinct lips and may be covered by small knobby pustule-like areal bullae and more irregular spreading sutural bullae, all bullae with infralaminal accessory apertures.
References
$\qquad$ , \& Stainforth, R. M., 1945, The Foraminifera of the Cipero marl formation of Trinidad, British West Indies: Cushman Lab. Foram. Research, Spec. Publ., no. 14, p. 1-74, pl. 1-16.-(526) 1947, A new genus and some new species of Foraminifera from the upper Eocene of Ectuador: Same, Contrib., v. 23, pt. 4, p. 77-80, pl. 17.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globigerinidae
Subfamily:
Catapsydracinae
Formal Genus Name and Reference:
Globigerinatella Cushman & STAINFORTH, 1945, *525, p. 68
Type Species:
G. insueta, OD
Images
(Click to enlarge in a new window)
Fig. 543,3,4. *G. insueta, L. Mio., W.Indies(Trinidad), 3a,b, spiral and edge views of paratype showing early trochospiral stage, enveloping final chamber, and areal and sutural bullae; 4, dissected topotype showing areal aperture exposed when bulla is partially removed and infralaminal accessory openings at margin of remaining part of the bulla, X93 (*164).
Synonyms
Geographic Distribution
Carib.-N.Am.-Pac.O.
Age Range
Beginning Stage in Treatise Usage:
L.Mio.
Beginning International Stage:
Aquitanian
Fraction Up In Beginning Stage:
0
Beginning Date:
23.04
Ending Stage in Treatise Usage:
L.Mio.
Ending International Stage:
Burdigalian
Fraction Up In Ending Stage:
100
Ending Date:
15.99
Description
Test free, subglobular, early portion trochospiral, final chamber embracing and obscuring interiomarginal, umbilical primary aperture, later chambers with secondary sutural and areal apertures which are surrounded by distinct lips and may be covered by small knobby pustule-like areal bullae and more irregular spreading sutural bullae, all bullae with infralaminal accessory apertures, later chambers with secondary sutural and areal apertures which are surrounded by distinct lips and may be covered by small knobby pustule-like areal bullae and more irregular spreading sutural bullae, all bullae with infralaminal accessory apertures.
References
$\qquad$ , \& Stainforth, R. M., 1945, The Foraminifera of the Cipero marl formation of Trinidad, British West Indies: Cushman Lab. Foram. Research, Spec. Publ., no. 14, p. 1-74, pl. 1-16.-(526) 1947, A new genus and some new species of Foraminifera from the upper Eocene of Ectuador: Same, Contrib., v. 23, pt. 4, p. 77-80, pl. 17.