Papposphaera sp. type 6


Classification: ntax_cenozoic -> Coccolith families inc sed -> Papposphaeraceae -> Papposphaera -> Papposphaera sp. type 6
Sister taxa: P. lepida ⟩⟨ P. obpyramidalis, P. simplicissima ⟩⟨ P. sagittifera, P. sarion, P. arctica, P. iugifera, P. heldalii ⟩⟨ P. bourrellii, P. thomsenii, P. sp. type 1, P. sp. type 2, P. sp. type 3, P. sp. type 4, P. sp. type 5, P. sp. type 6, P. sp.

Taxonomy:

Citation: Papposphaera? sp. type 6 Cros & Fortuño, 2002
Rank: type

Distinguishing features: Central area with axial cross;
Process ca 1.0-2.5 µm, formed of three radiate plates which extend from base to apex without a distinct stem.
Varimorphic: process height varies continuously along coccosphere.

Farinacci & Howe catalog pages:


Size: Coccosphere 5-6 µm. Coccoliths 0.7-1.1 µm long;

Search data:
TagsLITHS: murolith, elliptical, CA: cross-axial, ca_disjunct, process,
CSPH: equant, monomorphic,
MetricsLith size: 0.7->1.1µm; Coccosphere size: 5->6µm; Liths per sphere: 50->70
Data source notes: csph & lith size (BC diameter) from Cros & Fortuño 2002 & slightly extended
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:

Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. 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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Papposphaera sp. type 6 compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 1-3-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1027 Go to Archive.is to create a permanent copy of this page - citation notes



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