Catalog - Globorotalia (Clavatorella) oveyi Catalog - Globorotalia (Clavatorella) oveyi

CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia (Clavatorella) oveyi Buckley 1973

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 (Clavatorella) -> Globorotalia (Clavatorella) oveyi
Other pages this level: G. (Clavatorella) oveyi, G. (Clavatorella) prolata

Globorotalia (Clavatorella) oveyi

Citation: Globorotalia (Clavatorella) oveyi Buckley 1973
taxonomic rank: species
Type specimens: holotype (figs. 1-6), no. 1972:5:5:1; and figured paratypes (figs. 7-10), nos. 1972:5:5:2-5, respectively. Specimens from the Serpent cruise samples Department of Mineralogy, British Museum (Natural History). no. M. 7632.
Type age (chronostrat): Recent: collected in May.
Type locality: A plankton tow from 0-250 m. depth at Station 97 of Cruise I of R/V Anton Bruun, lat. 13°08' N. , long. 86°12' E., Indian Ocean.
Type repository: London; British Museum (Natural History ), London;

Current identification/main database link: Globorotaloides oveyi Buckley 1973


Original Description

"Diagnose. - Test lobé, évolute avec un ombilic peu profond: ouverture en arc bas avec lèvre bien developpée; premieres ouvertures visibles s'ouvrant dans l'ombilic. Les 3 ou 4 dernières loges n'ont pas un accroissement de taille important. Dernier tour d'enroulement devenant légèrement trochospiralé.

"Description. - Test de taille moyenne, 15 loges pour 2 tours et demi, enroulement initialement planispiralé, ensuite trochospiralé; périphérie axiale sans carène, arrondie: périphérie equatoriale lobée, arrondie: ombilic large, peu profond: face ventrale legerement concave, face dorsale légèrement deprimée; premier tour d'enroulement présentant des loges dont la taille croit plus rapidement qu'au dernier tour; premières sutures ventrales et dorsales incurvees, devenant plus droites. Loges allongees radialement, legerement plus hautes que larges: ouverture primaire interio-marginale, en position ombilicale-extra-ombilicale. en forme de fente basse le long de l'ombilic, arquée sur la face aperturale, bordée d'une lèvre large perforée: lèvres visibles dans les 5 dernieres loges. Mur du test calcaire, grossierement perforé avec une distribution des pores uniforme; petites pustules sur les loges, en particulier autour de l'ombilic.
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Size:
Holotype: diametre maximum 0.53 mm.; taille des pores de la derniere loge 3 a 4µ. Paratype: diametre maximum 0.56-0.65 mm.

Extra details from original publication
Occurrence: Found in two of six oblique plankton tows at the type locality and another locality, furnishing respectively sixteen specimens and one single specimen, but absent in thirty-six horizontal plankton tows at 50 m. depth at the same localities. Also found in a sediment sample (four specimens in 1.5 mg. of dry mud) from a depth of 1890 fathoms (3456 m.) taken at Station 17 of H.M.S. Serpent (1968 cruise), lat. 18° 38' N., long. 69°10' E.

References:

Buckley, H. A. (1973). Globorotalia (Clavatorella) oveyi n. sp., Premiere mention Récente d’un sous-genre de Foraminifere du Neogene. Revue de Micropaléontologie. 16: 168-172. gs


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Globorotalia (Clavatorella) oveyi compiled by the pforams@mikrotax project team viewed: 2-3-2024

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