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Globorotalia (Globoconella) zealandica Hornibrook 1958 from: Kennett, J.Srinivasan, M.S. (1983): Neogene Planktonic Foraminifera - A Phylogenetic Atlas.
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Species Globorotalia (Globoconella) zealandica Hornibrook 1958


Alternative name:
Diagnosis / Definition:
Kennett & Srinivasan (1983):
Test low trochospiral, equatorial periphery quadrilobate; chambers inflated, compressed, four in the final whorl increasing slowly in size; sutures on the spiral side depressed and slightly curved, on umbilical side depressed, slightly sinuous to radial; surface uniformly perforated with small, subhexagonal pore pits; umbilicus small; aperture a distinct rimmed arch, interiomarginal, umbilical-extraumbilical.
Discussion / Comments:
Kennett & Srinivasan (1983):
Gr. (G.) zealandica differs from its direct ancestor Gr. (G.) incognita in its larger test size and in the development of more inflated umbilical side and in peripheral compression.
Synonym list:
Kennett & Srinivasan (1983):
1958 Globorotalia zealandica Hornibrook. - Hornibrook : p.667 figs 18,19,30
Was used in synonym list of:
References:

Hornibrook,N. (1958):
New Zealand foraminifera: key species in stratigraphy, no. 6 . N.Z.J. Geol. Geophys. Vol. 4

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

Anonymous: Unedited TaxonConcept data
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