Distinguishing features: BCs oval with 5 longitudinal bars and one crossbar CFCs circular with cross, stem supports two elements each with wing-like blades.
Farinacci & Howe catalog pages: Pappomonas garrisonii [no catalog entry yet]
Morphology remarks: CFCs redistributed around coccosphere, as well as occurring at flagellar pole.
Biology & life-cycles: Combination coccospheres with Turrisphaera type holococcoliths seen (Thomsen & Ostergaard 2014) and coccosphers of these holococcoliths subsequently recognised (Thomsen & Ostergaard 2015)
See also: Pappomonas garrisonii HOL ;Search data:
|Tags||LITHS: murolith, elliptical, RIM: outer wall non-imbricate, rim-narrow, rim-top crenulate, CA: cross, cross-axial, PROCESS: calyx, spine, |
CSPH: spherical, CFC, CFC+process, polymorphic, DETAILS: ca_disjunct,
|Metrics||Lith size: 0.9->1.1µm; Coccosphere size: 4->6µm; |
Sources: csph & lith size (BC diameter) from Thomsen & Ostergaard. 2014
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 stage). Data source: [JRY 2016]
Plot of occurrence data:
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