Distinguishing features:
Parent taxon (convex): Holococcoliths with tube, covered distally by a convex cover
This taxon: Liths tubular with large openings near base and closed distal end. Coccosphere vari-monomorphic (coccolith height varies)
Farinacci & Howe catalog pages:
C. radiata *
| LITHS: holococcolith, elliptical, cylindrical, hollow, CA: process, CSPH: equant, monomorphic, CROSS-POLARS: V-prominent, R-prominent, |
| Lith size: 1->2µm; Coccosphere size: 5->7µm; Data source notes: lith size (height) from illustrated specimens; csph size from illustrated specimens; |
Geological Range:
Last occurrence (top): Extant. Data source: present in the plankton (Young et al. 2003)
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: [JRY rough estimate]
Plot of occurrence data:
Jordan, R. W., Cros, L. & Young, J. R. (2004). A revised classification scheme for living Haptophytes. Micropaleontology. 50(supplement 1): 55-79. gs Sym, S. & Kawachi, M. (2000). Ultrastructure of Calyptrosphaera radiata, sp. nov. (Prymnesiophyceae, Haptophyta). European Journal of Phycology. 35: 283-293. gs References:

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Calyptrosphaera radiata compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 15-7-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=222 Go to Archive.is to create a permanent copy of this page - citation notes |
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