Tenuitella parkerae


Classification: pf_cenozoic -> Globigerinitidae -> Tenuitella -> Tenuitella parkerae
Sister taxa: T. iota, T. fleisheri, T. parkerae, T. clemenciae, T. angustiumbilicata, T. munda, T. gemma, T. praegemma, T. patefacta, T. insolita, T. sp.,

Taxonomy

Citation: Tenuitella parkerae (Brönnimann & Resig, 1971)
Rank: species
Basionym: Globorotalia (Turborotalia) parkerae Brönnimann & Resig, 1971

Catalog entries: Globorotalia (Turborotalia) parkerae

Type images:

Distinguishing features: Five radially elongate chamers

NB These concise distinguishing features statements are used in the tables of daughter-taxa to act as quick summaries of the differences between e.g. species of one genus.
They are being edited as the site is developed and comments on them are especially welcome.

Description


Test morphology:

Coiling direction (in extant population): mixed


Size: <150µm

Character matrix

test outline:Stellatechamber arrangement:Trochospiraledge view:Equally biconvexaperture:Extraumbilical-peripheral
sp chamber shape:Elongatecoiling axis:Lowperiphery:N/Aaperture border:Thin lip
umb chbr shape:Elongateumbilicus:Narrowperiph margin shape:Broadly roundedaccessory apertures:None
spiral sutures:Moderately depressedumb depth:Shallowwall texture:Finely pustuloseshell porosity:Microperforate: <1µm
umbilical or test sutures:Strongly depressedfinal-whorl chambers:4.5-5.5 N.B. These characters are used for advanced search. N/A - not applicable

Biogeography and Palaeobiology


Geographic distribution:

In modern oceans a common, cold water, species [SCOR WG138]

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: present in the plankton (SCOR WG138)
First occurrence (base): within N20 zone (3.10-4.37Ma, base in Zanclean stage). Data source: Brönnimann & Resig 1971

Plot of occurrence data:

References:

Brönnimann, P. & Resig, J. (1971). A Neogene globigerinacean biochronologic time-scale of the southwestern Pacific. Initial Reports of the Deep Sea Drilling Project. 7(2): 1235-1469. gs

Loeblich, A. & Tappan, H. (1994). Foraminifera of the Sahul shelf and Timor Sea. Cushman Foundation for Foraminiferal Research, Special Publication. 31: 1-661. gs


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Tenuitella parkerae compiled by the pforams@mikrotax project team viewed: 17-10-2019

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Short stable page link: http://mikrotax.org/pforams/index.php?id=104237 Go to Archive.is to create a permanent copy of this page - citation notes



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