Catalog - Globigerina apertura

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina apertura Cushman 1918

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 apertura
Other pages this level: << < G. affinis, G. alanwoodi, G. almadenensis, G. alpigena, G. altispira, G. ampliapertura, G. ampliapertura cancellata, G. anconitana, G. angipora, G. angiporoides, G. angiporoides minima, G. angulata, G. anguliofficinalis, G. antarctica, G. antillensis, G. apertura, G. applanata, G. aptica, G. aquiensis, G. arabica, G. archaeobulloides, G. ariakensis, G. aspensis, G. aspera, G. asperula, G. atlantica, G. atlantis, G. atlantisae, G. aumalensis, G. ayalai, G. azerbaidjanica> >>

Globigerina apertura

Citation: Globigerina apertura Cushman 1918
Rank: species
Described on page(s) : 57
Type specimens: pl. 12, fig. 8, X 60. Fig. 8a, dorsal view; b, side view; c, ventral view.
Type age (chronostrat): Miocene. Yorktown formation.
Type locality: Suffolk, Virginia, U. S. A.
Type repository: Washington USNM

Linked specimens: USNM-325323

Current identification/main database link: Globoturborotalita apertura (Cushman 1918)


Original Description

Test spiral, depressed, all the chambers visible from the dorsal side, the four chambers making the last-formed coil visible from the ventral side, chambers rapidly increasing in size; aperture very large, semicircular, opening into the central umbilical cavity. 

Size:
Diameter, 0.50 millimeter.

Etymology:

Extra details from original publication
This species may be distinguished by its extremely large semicircular aperture, compressed test, and few chambers.

Editors' Notes

References:

Cushman, J. A. (1918b). Miocene foraminifera of the coastal plain of the United States. U.S. Geological Survey Bulletin. 676: 39-73. gs


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Globigerina apertura compiled by the pforams@mikrotax project team viewed: 6-12-2022

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Short stable page link: https://mikrotax.org/pforams/index.php?id=130345 Go to Archive.is to create a permanent copy of this page - citation notes



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