Taxonomy:
Distinguishing features:
Parent taxon (Palusphaera): Coccoliths without radial lath cycle; coccospheres monomorphic, all spine-bearing
This taxon: Form with robust spines and maximum spine thickness approximately 1/3 up spine.
Farinacci & Howe catalog pages:
Size:
LITHS: planolith, elliptical, circular, CA: ca_disjunct, process, CSPH: equant, monomorphic, |
Lith size: 6->12µm; Coccosphere size: 17->23µm; Data source notes: lith length from illustrated specimens; csph data from Cros & Fortuño 2003; |
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:
Archontikis, O. A. & Young, J. R. (2021). A reappraisal of the taxonomy and biodiversity of the extant coccolithophore genus Palusphaera (Rhabdosphaeraceae, Prymnesiophyceae). Phycologia. 60: 589-602. gs Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs Young, J. R., Geisen, M., Cros, L., Kleijne, A., Probert, I. & Ostergaard, J. B. (2003). A guide to extant coccolithophore taxonomy. Journal of Nannoplankton Research. S1: 1-132. gs References:
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Palusphaera crosiae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-2-2025
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=986 Go to Archive.is to create a permanent copy of this page - citation notes |
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