Catalog - Praetenuitella praegemma Catalog - Praetenuitella praegemma

CATALOG OF ORIGINAL DESCRIPTIONS: Praetenuitella praegemma Li 1987

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 -> Praetenuitella -> Praetenuitella praegemma
Other pages this level: P. antica, P. impariapertura, P. patefacta, P. praegemma

Praetenuitella praegemma

Citation: Praetenuitella praegemma Li 1987
taxonomic rank: Species
Type age (chronostrat): Late Eocene (P16-P17)
Type locality: Near Old Cocoa Post Office, near Melvin, Choctaw County, Alabama; sample GS/424

Linked specimens: London, UK; NHM (PM P 52002)

Current identification/main database link: Tenuitella praegemma (Li 1987)


Original Description

Spiral side of test flattened to slightly convex; chambers ovoid, 4-5 in final whorl, subcrescentic on spiral side; early chambers finely macroperforate, later chambers microperforate; aperture a low slit-like arch, extraumbilical-anterointraumbilical.

Etymology:
- "prae-,"" ""before; before the species gemma."""

References:

Huber, B. T., Olsson, R. K. & Pearson, P. N. (2006). Taxonomy, biostratigraphy, and phylogeny of Eocene microperforate planktonic foraminifera (Jenkinsina, Cassigerinelloita, Chiloguembelina, Streptochilus, Zeauvigerina, Tenuitella, and Cassigerinella) and Problematica (Dipsidripella). 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 16): 461-508. gs O

Li, Q. (1987). Origin, phylogenetic development and systematic taxonomy of the Tenuitella plexus (Globigerinitidae, Globigerininina). Journal of Foraminiferal Research. 17: 298-320. gs


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Praetenuitella praegemma compiled by the pforams@mikrotax project team viewed: 16-4-2024

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