Distinguishing features:
Parent taxon (nodosa type): XCs planoliths, circular to elliptical, radial cycle variably developed, form complete exotheca. BCs muroliths with proximal flange; wall slightly flaring; no spines; sharp radial laths. CFCs with spines (except Syracosphaera leptolepis)
This taxon: XCs circular, small (1.5-2µm)
Farinacci & Howe catalog pages:
S. leptolepis *
| LITHS: murolith, elliptical, CA: ca_disjunct, grill, plate, CSPH: equant, XC, CROSS-POLARS: R-prominent, T-prominent, |
| Lith size: 1.8->2.5µm; Coccosphere size: 6->9µm; Liths per sphere: 35->70 Data source notes: lith length (BCs) from OD & Cros & Fortuño 2003; 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:
Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs Kleijne, A. & Cros, L. (2009). Ten new extant species of the coccolithophore Syracosphaera and a revised classification scheme for the genus. Micropaleontology. 55(5): 425-462. gs Kleijne, A. (1993b). Morphology, Taxonomy and distribution of extant coccolithophorids (Calcareous nannoplankton). PhD Thesis, Vrije Universiteit Amsterdam. 1-321. 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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Syracosphaera leptolepis compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 14-3-2026
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1365 Go to Archive.is to create a permanent copy of this page - citation notes |
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