Catalog - Globorotalia minutissima Catalog - Globorotalia minutissima

CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia minutissima Bolli 1957

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.


Higher levels: pf_cat -> G -> Globorotalia -> Globorotalia minutissima
Other pages this level: << < G. martinezi, G. mattseensis, G. mayeri, G. mayeri nympha, G. menardii antarctica, G. menardii fijiensis, G. menardii gibberula, G. menardii jamesbayensis, G. menardii miocenica, G. menardii miotumida, G. menardii multicamerata, G. menardii neoflexuosa, G. menardii panda, G. mineacea, G. minuta, G. minutissima, G. miocenica mediterranea, G. miotumida explicationis, G. miozea, G. miozea acumarginata, G. miozea conoidea, G. miozea rifensis, G. miozea sphericomiozea, G. miroensis, G. mohleri, G. monmouthensis, G. multiloculata, G. munda, G. nagappai, G. nana pseudocontinuosa, G. nartanensis> >>

Globorotalia minutissima

Citation: Globorotalia minutissima Bolli 1957
Taxonomic rank: species
Type specimens: Holotype P5775
Type age (chronostrat): Globorotalia fohsi fohsi zone
Type locality: Holotype (USNM P5775) from the type locality of the Globorotalia fohsi fohsi zone, sample Bo 185 (TTOC 153997).
Type repository: Washington; USNM

Linked specimens: USNM-5675

Current identification/main database link: Tenuitella clemenciae (Bermudez, 1967)


Original Description

Shape of test very low trochospiral; equatorial periphery lobate; axial periphery rounded. Wall calcareous, very finely perforate, surface smooth. Chambers ovate; 10-12, arranged in about 2 whorls; the 5 chambers of the last whorl increase moderately in size. Sutures on spiral side radial to slightly curved, depressed ; on umbilical side radial, depressed. Umbilicus small, shallow. Aperture a narrow slit, often with a lip or rim; interiomarginal, umbilical-extraumbilical. Coiling random. Largest diameter of holotype 0.2 mm.

Size:
Largest diameter of holotype 0.2 mm.

Extra details from original publication
Stratigraphic range (in Cipero and Lengua formations) : Catapsydrax stainforthi zone to Globorotalia menardii zone.

Remarks: Globorotalia minutissima, new species, is distinguished from other Globorotalia species of similar shape (e. g., G. mayeri Cushman and Ellisor, and G. obesa, new species) by its very small size and smooth surface.

References:

Bolli, H. M. (1957b). Bolli, H. M. (1957). Planktonic foraminifera from the Oligocene-Miocene Cipero and Lengua formations of Trinidad, B.W.I. In, Loeblich, A. R. , Jr. , Tappan, H. , Beckmann, J. P. , Bolli, H. M. , Montanaro Gallitelli & E. Troelsen, J. C. (eds) Studies in Foraminifera. U.S. National Museum Bulletin. 215: 97-123. In, Loeblich, A. R. , Jr., Tappan, H., Beckmann, J. P., Bolli, H. M., Montanaro Gallitelli & E. Troelsen, J. C. (eds) Studies in Foraminifera. U.S. National Museum Bulletin . 215: 97-123. gs


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Globorotalia minutissima compiled by the pforams@mikrotax project team viewed: 18-6-2025

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