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Globorotalia (Menardella) miocenica Palmer 1945 from: Kennett, J.Srinivasan, M.S. (1983): Neogene Planktonic Foraminifera - A Phylogenetic Atlas.
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Species Globorotalia (Menardella) miocenica Palmer 1945


Alternative name:
Diagnosis / Definition:
Kennett & Srinivasan (1983):
Test very low trochospiral, spiral side flat, umbilical side strongly convex, equatorial periphery almost circular, axial periphery planoconvex with a pronounced keel; six to seven chambers in the final whorl; spiral sutures curved, limbate, merging into keel, on umbilical side sinuous to radial, depressed; surface smooth, densely perforate; umbilicus small, fairly deep; aperture interiomarginal, extraumbilical-umbilical, a fairly low-arched slit with a thin lip.
Discussion / Comments:
Kennett & Srinivasan (1983):
Gr. (Menardella) miocenica is distinguished from other species of Menardella by its distinctly planoconvex test and circular outline.
Synonym list:
Kennett & Srinivasan (1983):
1945 Globorotalia menardii var. miocenica Palmer. - Palmer : p.70 pl 1 figs 10 a-c
Was used in synonym list of:
References:

Palmer,D.K. (1945):
Notes on the foraminifers from Bowden, Jamaica . Bulletins of American paleontology Vol. 29

Kennett,J. and Srinivasan,M.S. (1983):
Neogene Planktonic Foraminifera - A Phylogenetic Atlas.

Anonymous: Unedited TaxonConcept data
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