Formonsella pyramidosa
Classification: ntax_cenozoic -> Coccolith families inc sed -> Papposphaeraceae -> Formonsella -> Formonsella pyramidosa
Sister taxa: F. pyramidosa
JRYSEM-193-87p.JPG
JRYSEM-193-86.JPG
JRYSEM-193-88.JPG
Young_etal_2003_Pmonas_sptype2.JPG
JRYSEM-193-90.JPG
Thomsen etal 2016 Formonsella-1-02.JPG
Cros & Fortuno 2002 f070B.jpg
JRYSEM-143-11.JPG
JRYSEM-199-28X.JPG
JRYSEM-317-019.JPG
Thomsen etal 2016 Formonsella-1-01.JPG
Thomsen etal 2016 Formonsella-1-03.JPG
Thomsen etal 2016 Formonsella-2-01.JPG
Thomsen etal 2016 Formonsella-2-02.JPG
Thomsen etal 2016 Formonsella-2-03.JPG
Thomsen etal 2016 Formonsella-2-04.JPG
Thomsen etal 2016 Formonsella-2-05.JPG
Thomsen etal 2016 Formonsella-2-06.JPG
Thomsen etal 2016 Formonsella-3-01.JPG
Thomsen etal 2016 Formonsella-3-02.JPG
Thomsen etal 2016 Formonsella-3-03.JPG
Thomsen etal 2016 Formonsella-3-04.JPG
Thomsen etal 2016 Formonsella-3-05.JPG
Thomsen etal 2016 Formonsella-3-06.JPG
Thomsen etal 2016 Formonsella-3-07.JPG
Thomsen etal 2016 Formonsella-4-01.JPG
Thomsen etal 2016 Formonsella-4-02.JPG
Thomsen etal 2016 Formonsella-4-03.JPG
Thomsen etal 2016 Formonsella-4-04.JPG
Thomsen etal 2016 Formonsella-4-05.JPG
Thomsen etal 2016 Formonsella-4-06.JPG
Thomsen etal 2016 Formonsella-4-07.JPG
Young_etal_2003_143-12.JPG
Taxonomy:
Citation: Formonsella pyramidosa Thomsen, Cros, Malinverno, Ostergaard, Cortés, Geisen & YoungRank: SpeciesSynonyms:
- Pappomonas sp. type 2 Cros & Fortuño, 2002
Distinguishing features:
BCs central area with continuous cover of rather irregular plates;
CFC process ca. 2.3 µm high with broad conical calyx of four plates with finely serrated margin, base with cross-bars.
Farinacci & Howe catalog pages: F. pyramidosa [no catalog entry yet]
Size: Coccosphere 6-8 µm; BCs 0.5-1.5 µm long;
Search data:
| Tags | LITHS: murolith, elliptical, CA: ca_disjunct, process,
CSPH: equant, BC-dimorphic, |
| Metrics | Lith size: 0.6->1.1µm; Coccosphere size: 8->10µm;
Data source notes: csph & 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
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: [JRY 2016]
Plot of occurrence data:
- Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
- Triangles indicate an event for which a precise placement has been suggested
- (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Formonsella
References:
Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs V O
Thomsen, H. A. et al. (2016a). Formonsella pyramidosa (Haptophyta, Papposphaeraceae): a new weakly calcified coccolithophore genus from warm-water regions. Journal of Micropalaeontology. 35: 125-132. 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
