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Species Globorotalia (Globorotalia) lenguaensis Bolli 1957 | ||||||
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| Diagnosis / Definition: | ||||||
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Kennett & Srinivasan (1983): Test small, low trochospiral, equally biconvex, equatorial periphery almost circular, slightly lobulate, axial periphery subangular to angular; chambers strongly compressed, six to seven in the final whorl, increasing moderately in size as added; sutures on spiral side strongly curved, depressed; on umbilical side sinuously radial, depressed; surface smooth, densely perforate, imperforate on the peripheral margin; umbilicus almost closed, aperture interiomarginal, extraumbilical-umbilical, a low slit bordered by a pronounced, wide lip. |
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| Discussion / Comments: | ||||||
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Kennett & Srinivasan (1983): Gr. (Gr.) lenguaensis is distinguished by its small size, circular equatorial profile, and the smooth and densely perforate test. |
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| Kennett & Srinivasan (1983): 1957 Globorotalia lenguaensis Bolli. - Bolli : p.120 pl 29 figs 5a-c
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| References: | ||||||
Bolli,H.M. (1957): Kennett,J. and Srinivasan,M.S. (1983): |
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| Anonymous: Unedited TaxonConcept data | ||||||
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