Nannotax3 - ntax_main - Nannolith genera inc sed Nannotax3 - ntax_main - Nannolith genera inc sed

Nannolith genera inc sed


Classification: ntax_main -> Nannolith families inc sed -> Nannolith genera inc sed
Sister taxa: Ceratolithaceae, Ericiolaceae, Lapideacassaceae, Lithostromationaceae, Nannolith genera inc sed, Rhomboasteraceae

Daughter taxa (time control age-window is: 0-800Ma)Granddaughter taxa
Florisphaera
Coccoliths formed of single angular calcite unit, coccospheres flower-like
Florisphaera profunda
Florisphaera sp.

Nannoturba

Nannoturba joceliniae
Nannoturba jolotteana
Nannoturba robusta
Nannoturba spinosa
Nannoturba sp.

Minylitha
Nannoliths kite-shaped plates with raised margin on both sides
Minylitha convallis
Minylitha cancellata
Minylitha sp.

Unidentified nannoliths


Taxonomy:

Citation: Nannolith genera incertae sedis
Taxonomic rank: informal group of genera

Distinguishing features:
Parent taxon (Nannolith families inc sed): Haptophytes forming calcareous structures not obviously homologous with heterococcoliths, holococcoliths, or discoasteralids
This taxon: Three apparently unique genera, not-included in described families

Farinacci & Howe catalog pages:

Search data:
Lith size: 0->0µm;
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 ranges of the species in this database
First occurrence (base): within NP13 zone (49.11-50.50Ma, base in Ypresian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

References:


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Nannolith genera inc sed compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 11-7-2025

Taxon Search:
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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=884 Go to Archive.is to create a permanent copy of this page - citation notes



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