Daughter taxa (time control age-window is: 0-800Ma)![]() | Granddaughter taxa | ||||
| Ochrosphaera neapolitana See generic diagnosis | |||||
| Ochrosphaera sp. Specimens which cannot be assigned to established species | |||||
Distinguishing features:
Parent taxon (Hymenomonadaceae): 2N: cells motile, bearing muroliths with open central-area; proximal and distal flanges variably developed. Coccosphere large, monomorphic with many small coccoliths. Neritic. N: non-calcifying.
This taxon: Coccoliths with well-developed basal flange and sometimes with distal flange
Farinacci & Howe catalog pages:
Ochrosphaera *
| LITHS: murolith, elliptical, CA: vacant, CSPH: equant, monomorphic, CROSS-POLARS: rim-unicyclic, V-prominent, |
| Lith size: 1->2.5µm; |
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
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 Gayral, P. & Fresnel-Morange, J. (1971). Resultats preliminaires sur la structure et la biologie de la coccolithacee Ochrosphaera neapolitana Schussnig. Comptes rendus hebdomaire de l'Académie des sciences, Paris. 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. Österreichische Botanische Zeitschrift. 79: 164-170. gsReferences:

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Ochrosphaera compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 14-2-2026
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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