pforams@mikrotax - Pseudoguembelina sp.

pforams@mikrotax - Pseudoguembelina sp. pforams@mikrotax - Pseudoguembelina sp.

Pseudoguembelina sp.

Classification: pf_mesozoic -> Heterohelicidae -> Pseudoguembelina -> Pseudoguembelina sp.
Sister taxa: P. costellifera, P. costulata, P. excolata, P. hariaensis, P. kempensis, P. palpebra, P. praehariaensis, P. semicostata, P. sp.

Pessagno 1967 pl89 05.JPG
Pessagno 1967 pl89 12-14.JPG

Taxonomy

Rank: generic level id

Entries in the Catalog of original descriptions:

Distinguishing features:
Parent taxon (Pseudoguembelina): Biserial throughout, secondary sutural apertures along the median suture, partially covered by flaplike projections. Test usuually costate.
This taxon: Specimens which cannot be assigned to established species

Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage).
First occurrence (base): within (-Ma, base in "Holocene" stage).

Plot of range and occurrence data:

Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
Triangles indicate an event for which a precise placement has been suggested
Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
Taxon plotted: Pseudoguembelina sp., synonyms included - Pseudoguembelina cornata; Pseudoguembelina cf. costulata; Pseudoguembelina sp.;
See also space-time plot :: Samples map :: Parent: Pseudoguembelina

References:

Pessagno, E. A. (1967). Upper Cretaceous planktonic foraminifera from the western Gulf Coastal Plain. Palaeontographica Americana. 5: 245-445. gs

Pseudoguembelina sp. compiled by the pforams@mikrotax project team viewed: 10-6-2023

Taxon Search:

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Short stables page link: https://mikrotax.org/pforams/index.php?id=110458 Go to Archive.is to create a permanent copy of this page - citation notes

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