Nannotax3 - ntax_cenozoic - Syracosphaera anthos HOL Nannotax3 - ntax_cenozoic - Syracosphaera anthos HOL

Syracosphaera anthos HOL

Classification: ntax_cenozoic -> Holococcoliths -> bridged -> Syracosphaera anthos HOL
Sister taxa: Corisphaera, Helladosphaera, Homozygosphaera, Poritectolithus, S. anthos HOL


Citation: Syracosphaera anthos (Lohmann 1912) Janin, 1987 HOL
Rank: species
Synonyms: Periphyllophora mirabilis (Schiller 1925) Kamptner 1937
Calyptrosphaera? mirablilis Schiller 1925
Corisphaera stellulata Lecal-Schlauder 1951 [clearly recognisable - JRY]
Rhabdosphaera ampullacea Lecal-Schlauder 1951 [clearly recognisable - JRY]

Distinguishing features:
Parent taxon (bridged): Holococcoliths with tube, spanned distally by a bridge
This taxon: Monomorphic; coccoliths with tube spanned by narrow bridge extended into leaf (helladoliths)

Farinacci & Howe catalog pages: C. mirabilis * , C. stellulata * , R. ampullacea *

Biology & life-cycles

Cros et al. (2000) illustrate two good examples of combination coccospheres with Syracosphaera anthos

Phylogenetic relations

See also: Syracosphaera anthos ;

Search data:
LITHS: holococcolith, elliptical, hollow, CA: pores, process,
CSPH: equant, monomorphic, CROSS-POLARS: R-prominent,
Lith size: 1.5->2.5µm; Coccosphere size: 11->16µm; Liths per sphere: 60->120
Data source notes: morphom data from Yang & Wei (2003), Cros & Fortuño (2002) & Kleijne 1991
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: present in the plankton (Young et al. 2003)
First occurrence (base): within Pliocene Epoch (2.59-5.33Ma, base in Zanclean stage). Data source:

Plot of occurrence data:


Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs V O

Cros, L., Kleijne, A., Zeltner, A., Billard, C. & Young, J. R. (2000b). New examples of holococcolith-heterococcolith combination coccospheres and their implications for coccolithophorid biology. In, Young, J. R., Thierstein, H. R. & Winter, A. (eds) Nannoplankton ecology and palaeocology, Proceedings of the INA7 conference, Puerto Rico, February 1998. Marine Micropaleontology . 39(1-4): 1-34. gs

Kamptner, E. (1937). Neue und bemerkenswerte Coccolithineen aus dem Mittelmeer. Archiv für Protistenkunde. 89: 279-316. gs

Lecal-Schlauder, J. (1951). Recherches morphologiques et biologiques sur les Coccolithophorides Nord-Africains. Annales de l'Institut Océanographique, Monaco & Paris. 26: 255-362. gs

Okada, H. & McIntyre, A. (1977). Modern coccolithophores of the Pacific and North Atlantic Oceans. Micropaleontology. 23(1): 1-55. gs

Schiller, J. (1925). Die planktonischen Vegetationen des adriatischen Meeres. A. Die Coccolithophoriden-Vegetation in den Jahren 1911-14. Archiv für Protistenkunde. 51: 1-130. gs V O

Skejic, S. et al. (2018). Coccolithophore diversity in open waters of the middle Adriatic Sea in pre- T and post-winter periods. Marine Micropaleontology. 143(1): 30-45. 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 V O


Syracosphaera anthos HOL compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 26-3-2023

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