Mercedesia


Classification: ntax_cenozoic -> Nannolith families inc sed -> Nannolith genera inc sed -> Mercedesia
Sister taxa: Ericiolus, Florisphaera, Pileolosphaera, Mercedesia, Goniolithus, Minylitha, Unidentified nannoliths

Daughter taxa (time control age-window is: 0-800Ma)
Mercedesia aspiphora
Nannoliths sub-triangular, with slightly concave sides; distal side with sutural ribs and central nodule, ca 0.5µm across
Mercedesia multistellata
Nannoliths Y-shaped, rays tapering, ca 0.5µm across
Mercedesia pusilla
Nannoliths like M multistellata but smaller (<0.3µm) and with central pore

Taxonomy:

Citation: Mercedesia Thomsen & Ostergaard 2015
Rank: Genus
Type species: Mercedesia aspiphora Thomsen & Ostergaard 2015

Distinguishing features: Nannoliths triradiate. Cells monomorphic.

Farinacci & Howe catalog pages: Mercedesia *

Search data:
TagsLITHS: nannolith-radiate, star-shaped,
CSPH: equant, elongated, monomorphic,
MetricsLith size: 0.2->0.9µm; Segments: 3->3; Coccosphere size: 3->5µm;
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: Total of range of species in this database
First occurrence (base): at top of No known fossil record modern (100% up, 0Ma, in "Holocene" stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Thomsen, H. A. & Ostergaard, J. B. (2015a). Coccolithophorids in Polar Waters: Mercedesia gen. nov., Ericiolus, Quaternariella and Porsildia gen. nov. Acta Protozoologica. 54: 155-169. gs V O


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Mercedesia compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 6-3-2021

Taxon Search:
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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=846 Go to Archive.is to create a permanent copy of this page - citation notes



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