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Truncorotaloides
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globorotaliidae
Subfamily:
Truncorotaloidinae
Formal Genus Name and Reference:
Truncorotaloides Brönnimann & BERMÚDEZ, 1953, *233, p. 817
Type Species:
T. rohri, OD
Images
(Click to enlarge in a new window)
Fig. 535,1. *T. rohri, M.Eoc., Trinidad, 1a-c, opposite sides and edge view of holotype, X130 (*164).
Synonyms
Geographic Distribution
W.Indies (Trinidad), Mex., USA, Eu.
Age Range
Beginning Stage in Treatise Usage:
L.Eoc.
Beginning International Stage:
Ypresian
Fraction Up In Beginning Stage:
0
Beginning Date:
56
Ending Stage in Treatise Usage:
M.Eoc.
Ending International Stage:
Bartonian
Fraction Up In Ending Stage:
100
Ending Date:
37.71
Description
Test similar to Globorotalia but with secondary sutural apertures on spiral side
References
$\qquad$ \& Bermúdez, P. J., 1953, Truncorotaloides, a new foraminiferal genus from the Eocene of Trinidad, B. W. I.: Jour. Paleontology, v. 27, p. 817-820, pl. 87.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Globigerinacea
Family:
Globorotaliidae
Subfamily:
Truncorotaloidinae
Formal Genus Name and Reference:
Truncorotaloides Brönnimann & BERMÚDEZ, 1953, *233, p. 817
Type Species:
T. rohri, OD
Images
(Click to enlarge in a new window)
Fig. 535,1. *T. rohri, M.Eoc., Trinidad, 1a-c, opposite sides and edge view of holotype, X130 (*164).
Synonyms
Geographic Distribution
W.Indies (Trinidad), Mex., USA, Eu.
Age Range
Beginning Stage in Treatise Usage:
L.Eoc.
Beginning International Stage:
Ypresian
Fraction Up In Beginning Stage:
0
Beginning Date:
56
Ending Stage in Treatise Usage:
M.Eoc.
Ending International Stage:
Bartonian
Fraction Up In Ending Stage:
100
Ending Date:
37.71
Description
Test similar to Globorotalia but with secondary sutural apertures on spiral side
References
$\qquad$ \& Bermúdez, P. J., 1953, Truncorotaloides, a new foraminiferal genus from the Eocene of Trinidad, B. W. I.: Jour. Paleontology, v. 27, p. 817-820, pl. 87.