pforams@mikrotax - Acarinina aquiensis pforams@mikrotax - Acarinina aquiensis

Acarinina aquiensis


Classification: pf_cenozoic -> Truncorotaloididae -> Acarinina -> Acarinina aquiensis
Sister taxa: A. aquiensis ⟩⟨ A. medizzai, A. collactea, A. pentacamerata, A. aspensis, A. interposita, A. echinata, A. pseudosubsphaerica, A. alticonica, A. soldadoensis, A. cuneicamerata, A. angulosa, A. africana, A. sibaiyaensis, A. esnehensis, A. mckannai> >>

Taxonomy

Citation: Acarinina aquiensis (Loeblich & Tappan 1957)
Taxonomic rank: species
Basionym: Globigerina aquiensis Loeblich & Tappan 1957

Catalog entries: Globigerina aquiensis

Type images:

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


Wall type:
Muricate

Character matrix
test outline:Circularchamber arrangement:Trochospiraledge view:Equally biconvexaperture:Umbilical-extraumbilical
sp chamber shape:Globularcoiling axis:Moderate-highperiphery:-aperture border:-
umb chbr shape:Globularumbilicus:Narrowperiph margin shape:Moderately roundedaccessory apertures:None
spiral sutures:Moderately depressedumb depth:Deepwall texture:Coarsely muricateshell porosity:Finely Perforate: 1-2.5µm
umbilical or test sutures:Moderately depressedfinal-whorl chambers:4-5 N.B. These characters are used for advanced search. N/A - not applicable

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within E6 zone (50.20-50.67Ma, top in Ypresian stage). Data source: Nocchi et al. 1991
First occurrence (base): within P4 zone (57.10-60.73Ma, base in Selandian stage). Data source: Nocchi et al. 1991

Plot of occurrence data:

References:

Loeblich, A. R. & Tappan, H. (1957b). Loeblich, A. R. & Tappan, H. (1957). Planktonic foraminifera of Paleocene and early Eocene Age from the Gulf and Atlantic coastal plains. 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: 173-198. 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: 173-198. gs

Nocchi, M., Amici, E. & Premoli Silva, I. (1991). Nocchi, M., Amici, E. & Premoli Silva, I. (1991). Planktonic foraminiferal biostratigraphy and paleoenvironmental interpretation of Paleogene faunas from the subantarctic transect, Leg 114. Proceedings of the Ocean Drilling Program, Scientific Results. 114: 233-273. Proceedings of the Ocean Drilling Program, Scientific Results. 114: 233-273. gs


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Acarinina aquiensis compiled by the pforams@mikrotax project team viewed: 17-6-2025

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