Catalog - Globigerina aequilateralis involuta Catalog - Globigerina aequilateralis involuta

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina aequilateralis var. involuta Cushman 1917

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 aequilateralis involuta
Other pages this level: Globigerina (Globigerinella), G. achtschacujmensis, G. adriatica, G. aequabilis, G. aequatorialis, G. aequilateralis, G. aequilateralis involuta, 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> >>

Globigerina aequilateralis involuta

Citation: Globigerina aequilateralis var. involuta Cushman 1917
Rank: variety
Type specimens: CQ.i. No. 9147, U.S.N.M.
Type sample (& lithostrat): Albatross D5236
Type locality: Pacific Ocean, off eastern coast of Mindanao, in 494 fathoms. 

Current identification/main database link: Globigerinella siphonifera (d'Orbigny, 1839)

Original Description

Variety differing from the typical in being much more closely coiled, although planospiral; the last formed coil decidedly overlapping the previous coils in side view; visible aperture instead of semi-circular in the typical, in the much broader variety less delicately formed.

Editors' Notes
This species was decribed in Cushman 1917, but first illustrated in Cushman 1921


Cushman, J. A. (1917). New species and varieties of foraminifera from the Phillipines and adjacent waters. Proceedings of the United States National Museum. 51: 651-662. gs V O

Cushman, J. A. (1921). Foraminifera of the Philippine and adjacent seas. U.S. National Museum Bulletin. 100(4): -. gs V O


Globigerina aequilateralis involuta compiled by the pforams@mikrotax project team viewed: 21-3-2023

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