views1 Catalog - Globigerina dissimilis Catalog - Globigerina dissimilis

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina dissimilis Cushman & Bermudez 1937

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 -> G -> Globigerina -> Globigerina dissimilis
Other pages this level: << < G. cristata, G. cristatiformis, G. cryophila, G. cyclostoma, G. danica, G. danvillensis, G. daubjergensis, G. decepta, G. depressa, G. depressa d’Orbigny, G. detrita, G. difformis, G. digitata, G. dinodensis, G. diplostoma, G. dissimilis, G. druryi, G. druryi decoraperta, G. dubia, G. dubia lakiensis, G. dubiata, G. dudrouensis, G. dutertrei, G. eamesi, G. edita, G. edita polycamera, G. eggeri, G. eggeriformis, G. elburganica, G. elevata, G. elongata> >>

Globigerina dissimilis

Citation: Globigerina dissimilis Cushman & Bermudez 1937
Taxonomic rank: species
Described on page(s) : 25-26
Type specimens: PI. 3, figs 4-6); Holotype Cushman ColI. No. 23430.
Type age (chronostrat): Eocene
Type locality: 1 km. N. of Arroyo Arenas on road to Jaimanitas (water well), Havana Province, Cuba (Bermudez Sta. 31). .
Type repository: Washington; USNM

Linked specimens: USNM-23429 USNM-23430

Current identification/main database link: Catapsydrax dissimilis (Cushman & Bermudez 1937)


Original Description

Test subglobular, spire low, periphery broadly rounded; cham­ bers few, four in the adult whorl, inflated, subglobular, ventrally with the last-formed chamber smaller, nearly covering the umbilicus, quadrangular in side view; sutures strongly depressed; wall coarsely cancellated except that of the peculiar last chamber which is much smoother; aperture rounded, opening into the umbilical area below the last chamber.

Size:
Diameter 0.50-0.55 mm.; thickness 0.45 mm.

Extra details from original publication
This species differs from G. eocaena Gumbel in the more com­pact form, less lobulate periphery, and the peculiarly shaped and smoother last chamber.

References:

Coxall, H. K. & Spezzaferri, S. (2018). Taxonomy, biostratigraphy, and phylogeny of Oligocene Catapsydrax, Globorotaloides, and Protentelloides. In, Wade, B. S., Olsson, R. K., Pearson, P. N., Huber, B. T. & Berggren, W. A. (eds) Atlas of Oligocene Planktonic Foraminifera. Cushman Foundation for Foraminiferal Research, Special Publication . 46(Chap 4): 79-124. gs

Cushman, J. A. & Bermudez, P. J. (1937). Further new species of foraminifera from the Eocene of Cuba. Contributions from the Cushman Laboratory for Foraminiferal Research. 13(1): 1-29. gs

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

Globigerina dissimilis compiled by the pforams@mikrotax project team viewed: 26-1-2025

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/pforams/index.php?id=130446 Go to Archive.is to create a permanent copy of this page - citation notes
Powered by iNanno, developed from MiniGal Nano 0.3.8


Add Comment

* Required information
Captcha Image

Comments

No comments yet. Be the first!