Papposphaera sp. type 2


Classification: Coccolithophores -> Coccolith families inc sed -> Papposphaeraceae -> Papposphaera -> Papposphaera sp. type 2
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 2 Cros & Fortuño, 2002
Rank: informal

Distinguishing features: Central area with diagonal cross
Process ca. 0.5-1.5 µm, robust with calyx of three or four rods.
Dimorphic: CFCs with tall processes (ca. 1.5 µm) with calyx of 4 (or 3?) rods perpendicular to process. BCs with shorter processes and calyx of 3 diverging rods.

Farinacci & Howe catalog pages: ,


Size: Coccosphere ca. 5 µm. Coccoliths 0.5-1.0 µm long;

Search data:
TagsLITHS: murolith, elliptical, RIM: outer wall non-imbricate, rim-narrow, rim-top crenulate, CA: cross, cross-diagonal-symmetric, PROCESS: calyx, spine,
CSPH: oblate (broad), ovoid, spherical, CFC, CFC+process, varimorphic, polymorphic, DETAILS: ca_disjunct,
MetricsLith size: 0.5->1µm; Coccosphere size: 4->6µm; Liths per sphere: 30->40
Sources: 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 stage). Data source: [JRY rough estimate]

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Papposphaera

    References:

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


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    Papposphaera sp. type 2 compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 22-7-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1023 Go to Archive.is to create a permanent copy of this page - citation notes



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