Catalog - Parasubbotina pseudowilsoni Catalog - Parasubbotina pseudowilsoni

CATALOG OF ORIGINAL DESCRIPTIONS: Parasubbotina pseudowilsoni Olsson & Pearson 2006

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 -> P -> Parasubbotina -> Parasubbotina pseudowilsoni
Other pages this level: P. eoclava, P. pseudowilsoni

Parasubbotina pseudowilsoni

Citation: Parasubbotina pseudowilsoni Olsson & Pearson 2006
Taxonomic rank: species
Type specimens: Holotype (USNM 521869) and paratype (USNM 521870)
Type repository: Washington; USNM

Current identification/main database link: Parasubbotina pseudowilsoni Olsson & Pearson, in Olsson et al. 2006


Original Description

Type of wall: Cancellate, normal perforate, spinose, ruber-sacculifer type wall texture.

Test morphology: Test small, very low trochospiral, globular, lobulate in outline, chambers globular; in spiral view 5 globular, moderately embracing chambers in ultimate whorl, increasing moderately in size, sutures moderately depressed, ultimate chamber usually slightly reduced in size relative to the penultimate chamber; in umbilical view 5 globular, moderately embracing chambers, increasing moderately in size, sutures moderately depressed, straight; umbilicus a moderate sized opening, enclosed by surrounding chambers; aperture umbilical to somewhat extraumbilical, bordered by a continuous lip, which varies in its width from narrow to broad; in edge view chambers globular in shape, moderately embracing, aperture visible as a low arch, bordered by a narrow to broad lip.

Size:
Maximum diameter of holotype 0.25 mm, thickness 0.15 mm.

Etymology:
Named after its resemblance to Globigerina wilsoni Cole which is referred to Globoturborotalita carcoselleensis in this work.

Extra details from original publication
Synonymy

Distinguishing fetures: Parasubbotina pseudowilsoni n. sp. is a small form with a compact, very low trochospiral test that typically has 5 chambers in the final whorl, as seen in dorsal view. Parasubbotina varianta is larger and has a more lobulate test with 4 chambers in the ultimate whorl.

References:

Olsson, R. K., Pearson, P. N. & Huber, B. T. (2006c). Taxonomy, biostratigraphy, and phylogeny of Eocene Catapsydrax, Globorotaloides, Guembelitrioides, Paragloborotalia, Parasubbotina, and Pseudoglobigerinella n. gen. In, Pearson, P. N., Olsson, R. K., Hemleben, C., Huber, B. T. & Berggren, W. A. (eds) Atlas of Eocene Planktonic Foraminifera. Cushman Foundation for Foraminiferal Research, Special Publication . 41(Chap 5): 67-110. gs O


logo

Parasubbotina pseudowilsoni compiled by the pforams@mikrotax project team viewed: 13-1-2025

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/pforams/index.php?id=131934 Go to Archive.is to create a permanent copy of this page - citation notes



Add Comment

* Required information
Captcha Image

Comments

No comments yet. Be the first!