Wigwamma antarctica


Classification: ntax_cenozoic -> Coccolith families inc sed -> Papposphaeraceae -> Wigwamma -> Wigwamma antarctica
Sister taxa: W. annulifera, W. antarctica, W. arctica, W. armatura, W. triradiata, W. sp.

Taxonomy:

Citation: Wigwamma antarctica Thomsen in Thomsen et al., 1988
Rank: Species

Distinguishing features: Dimorphic. BCs simple rings,
CFCs with wigwam of 2-4 rods, without flanges, one rod projects as a spine beyond tip of wigwam, poles of two types two broad (wing-like) and two narrow.

Farinacci & Howe catalog pages: W. antarctica *


Morphology: One or two coccoliths with wigwams of somewhat reduced size may occur at the posterior cell end.

Size: Cell ca. 5 µm in diameter.

Search data:
TagsLITHS: murolith, elliptical, CA: ca_disjunct, process, diagonal cross,
CSPH: equant, elongated, CFC,
MetricsLith size: 1->1.5µm;
Data source notes: lith size (BC diameter) from OD
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 "Holocene" stage). Data source: [JRY rough estimate]

Plot of occurrence data:

References:

Thomsen, H. A., Buck, K. R., Coale, S. L., Garrison, D. L. & Gowing, M. M. (1988). Nanoplanktonic coccolithophorids (Prymnesiophyceae, Haptophyceae) from the Weddell Sea, Antarctica. Nordic Journal of Botany. 8: 419-436. gs

Thomsen, H. A., Ostergaard, J. B. & Heldal, M. (2013). Coccolithophorids in polar waters: Wigwamma spp. revisited. Acta Protozoologica. 52: 237-256. 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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Wigwamma antarctica compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 14-4-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1497 Go to Archive.is to create a permanent copy of this page - citation notes



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