Ochrosphaera


Classification: ntax_cenozoic -> Coccolithales -> Hymenomonadaceae -> Ochrosphaera
Sister taxa: Hymenomonas, Jomonlithus, Ochrosphaera

Daughter taxa (time control age-window is: 0-800Ma)
Ochrosphaera neapolitana
See generic diagnosis
Ochrosphaera sp.
Specimens which cannot be assigned to established species

Taxonomy:

Citation: Ochrosphaera Schussnig, 1930
Rank: Genus
Type species: Ochrosphaera neapolitana Schussnig, 1930

Distinguishing features: Coccoliths with well-developed basal flange and sometimes with distal flange

Farinacci & Howe catalog pages: Ochrosphaera *


Morphology: coccoliths vari-monomorphic some are vase-shaped with proximal flange and simple distal margin, others with variably developed distal flange


Ecology & Biogeography: Littoral, predominantly non-motile

Search data:
TagsLITHS: murolith, elliptical, CA: vacant,
CSPH: equant, monomorphic, CROSS-POLARS: rim-unicyclic, V-prominent,
MetricsLith size: 1->2.5µm;
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:

Fresnel, J. & Probert, I. (2005). The ultrastructure and life cycle of the coastal coccolithophorid Ochrosphaera neapolitana (Prymnesiophyceae). European Journal of Phycology. 40(1): 105-122. gs V O

Gayral, P. & Fresnel-Morange, J. (1971). Resultats preliminaires sur la structure et la biologie de la coccolithacee Ochrosphaera neapolitana Schussnig. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences, Paris, Série D - Sciences Naturelles. 273: 1683-1686. gs

Inouye, I. & Chihara, M. (1980). Laboratory culture and taxonomy of Hymenomonas coronata and Ochrosphaera verrucosa (Class Prymnesiophyceae) from the Northwest Pacific. Botanical Magazine, Tokyo. 93: 195-208. gs

Schussnig, B. (1930). Ochrosphaera neapolitana, nov. gen., nov. spec., eine neue Chrysomonade mit Kalkhülle. Osterreichische Botanische Zeitschrift. 79: 164-170. gs


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Ochrosphaera compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 19-4-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=949 Go to Archive.is to create a permanent copy of this page - citation notes



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