Nannotax3 - ntax_main - Schizosphaerellaceae Nannotax3 - ntax_main - Schizosphaerellaceae

Schizosphaerellaceae


Classification: ntax_main -> Mesozoic nannofossils -> Mesozoic Calcispheres inc sed -> Schizosphaerellaceae
Sister taxa: Schizosphaerellaceae, Prinsiosphaera, Carnicalyxia, Cassianospica

Daughter taxa (time control age-window is: 0-800Ma)Granddaughter taxa
Schizosphaerella
Large globular test with two interlocking sub-hemispherical valves formed from a geometric arrangement of equidimensional crystallites.
Schizosphaerella punctulata
Schizosphaerella sp.


Taxonomy:
Citation: Schizosphaerellaceae Deflandre, 1959
Taxonomic rank: family
Type species: Schizosphaerella Deflandre and Dangeard, 1938

Distinguishing features:
Parent taxon (Mesozoic Calcispheres inc sed): Calcispheres and other non-coccoliths found in nannofossil preps. Some taxa previously placed here have been moved to the calcareous dinoflagellates pages [Feb 2017]. 
This taxon: Large globular test with two interlocking sub-hemispherical valves formed from a geometric arrangement of equidimensional crystallites.

Farinacci & Howe catalog pages:
Schizosphaerellaceae

Search data:
: nannolith-other,
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): at top of Kimmeridgian Stage (100% up, 149.2Ma, in Tithonian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within NJ1 zone (199.66-201.26Ma, base in Hettangian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

References:

Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series . 34-85. gs O

Deflandre, G. & Dangeard, L. (1938). Schizosphaerella, un nouveau microfossile méconnu du Jurassique moyen et supérieur. Comptes rendus hebdomaire de l'Académie des sciences, Paris. 207: 1115-1117. gs

Deflandre, G. (1959). Sur les nannofossiles calcaires et leur systématique. Revue de Micropaléontologie. 2: 127-152. gs


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Schizosphaerellaceae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-6-2026

Taxon Search:
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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=11072 Go to Archive.is to create a permanent copy of this page - citation notes



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