Sphaerocalyptra sp. 4


Classification: Coccolithophores -> Holococcoliths -> tubeless -> Sphaerocalyptra -> Sphaerocalyptra sp. 4
Sister taxa: S. quadridentata, S. adenensis, S. dermitzakii, S. youngii, S. sp. 1, S. sp. 2, S. sp. 3, S. sp. 4, S. sp. 5, S. sp. 6, S. sp. Y, S. sp.

Taxonomy:

Citation: Sphaerocalyptra sp. 4 Cros & Fortuño, 2002
Rank: Species

Distinguishing features: BCs with basal ring 1 crystallite high; surmounted by open cone of 4-6 delicate bars, with apical spine; ca. 1.7 µm long. CFCs similar but with tall spine.

Farinacci & Howe catalog pages:

Search data:
TagsLITHS: holococcolith, elliptical, cylindrical, hollow, CA: pores, process,
CSPH: equant, elongated, CFC,
MetricsLith size: 1.4->1.9µm; Liths per sphere: 20->40
Data source notes: morphom data from Cros & Fortuño (2002)
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): Extant Data source: present in the plankton (Young et al. 2003)
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in stage). Data source: [JRY rough estimate]

Plot of occurrence data:

References:

Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs V O

Dimiza, M. D., Triantaphyllou, M. & Theodoridis, S. (2005). Sphaerocalyptra dermitzakii and Sphaerocalyptra youngii, two new holococcolithophore species from the Aegean Sea (eastern Mediterranean). Journal of Nannoplankton Research. 27(2): 135-139. gs V O

Young, J. R., Geisen, M., Cros, L., Kleijne, A., Probert, I. & Ostergaard, J. B. (2003). A guide to extant coccolithophore taxonomy. Journal of Nannoplankton Research, Special Issue. 1: 1-132. gs V O


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Sphaerocalyptra sp. 4 compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 24-10-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1271 Go to Archive.is to create a permanent copy of this page - citation notes



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