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Species Globorotalia (Menardella) miocenica Palmer 1945 | ||||||
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| Diagnosis / Definition: | ||||||
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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. |
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| Discussion / Comments: | ||||||
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Kennett & Srinivasan (1983): Gr. (Menardella) miocenica is distinguished from other species of Menardella by its distinctly planoconvex test and circular outline. |
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| Kennett & Srinivasan (1983): 1945 Globorotalia menardii var. miocenica Palmer. - Palmer : p.70 pl 1 figs 10 a-c
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| References: | ||||||
Palmer,D.K. (1945): Kennett,J. and Srinivasan,M.S. (1983): |
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| Anonymous: Unedited TaxonConcept data | ||||||
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