Scyphosphaera expansa


Classification: Coccolithophores -> Zygodiscales -> Pontosphaeraceae -> Scyphosphaera -> Scyphosphaera expansa
Sister taxa: S. apsteinii, S. porosa, S. brevis, S. globulata, S. hamptonii, S. hemirana, S. lagena, S. campanula, S. intermedia, S. pulcherrima, S. tubifera, S. ventriosa, S. columella, S. expansa, S. interstincta, S. olla, S. tercisensis, S. tubicena, S. sp.,

Taxonomy:

Citation: Scyphosphaera expansa Bukry & Percival, 1971
Rank: Species

Distinguishing features: Tall (up to 31 µm) relatively broad murolith with flaring walls.

Farinacci & Howe catalog pages: S. expansa *

Search data:
TagsLITHS: murolith, elliptical, cylindrical, hollow, CA: plate, pores, CROSS-POLARS: rim-bicyclic, V-prominent, R-prominent,
MetricsLith size: 18->35µm;
Data source notes: lith height from OD
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP21 zone (32.92-34.44Ma, top in Rupelian stage). Data source: [PRB rough estimate]
First occurrence (base): within NP12 zone (50.50-53.70Ma, base in Ypresian stage). Data source: Siesser, 1998

Plot of occurrence data:

References:

Bown, P. R. & Newsam, C. (2017). Calcareous nannofossils from the Eocene North Atlantic Ocean (IODP Expedition 342 Sites U1403–1411). Journal of Nannoplankton Research. 37(1): 25-60. gs V O

Bown, P. R. (2005d). Palaeogene calcareous nannofossils from the Kilwa and Lindi areas of coastal Tanzania (Tanzania Drilling Project 2003-4). Journal of Nannoplankton Research. 27(1): 21-95. gs V O

Bukry, D. & Percival, S. F. (1971). New Tertiary calcareous nannofossils. Tulane Studies in Geology and Paleontology. 8: 123-146. gs V O

Perch-Nielsen, K. (1977a). Albian to Pleistocene calcareous nannofossils from the Western South Atlantic, DSDP Leg 39. Initial Reports of the Deep Sea Drilling Project. 39: 699-823. gs V O

Siesser, W. G. (1998). Calcareous nannofossil Genus Scyphosphaera: structure, taxonomy, biostratigraphy, and phylogeny. Micropaleontology. 44(4): 351-384. gs


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Scyphosphaera expansa compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 30-9-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1226 Go to Archive.is to create a permanent copy of this page - citation notes



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