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> >>
- Cushman 1921 textfig 11.JPG
Globigerina aequilateralis involuta
Citation: Globigerina aequilateralis var. involuta Cushman 1917Rank: varietyType locality: Pacific Ocean, off eastern coast of Mindanao, in 494 fathoms. Type sample (& lithostrat): Albatross D5236Type specimens: CQ.i. No. 9147, U.S.N.M.
Current identification/main database link: Globigerinella siphonifera (d'Orbigny, 1839)
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.
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