Taxonomy:
Distinguishing features:
Parent taxon (Syracosphaera HOL (Anthosphaera type)): fried egg shape, dimorphic (CFCs with large leaf-like process)
This taxon: Coccoliths ornamented; BCs with large perforations separated by radial rows of crystallites; concave distal surface with flange and triangular central boss. CFCs with complex blade ending in spine-like rows of crystallites.
Farinacci & Howe catalog pages: A. origami *
Morphology:
Size:
LITHS: holococcolith, elliptical, cylindrical, hollow, CA: pores, process, CSPH: equant, elongated, CFC, |
Lith size: 1->1.4µm; Coccosphere size: 4->6µm; Liths per sphere: 40->80 Data source notes: morphom data from Cros & Fortuño (2002), Archontikis et al. 2020 |
Geological Range:
Last occurrence (top): Extant. Data source: present in the plankton
First occurrence (base): within No known fossil record modern (0.00-0.00Ma, base in "Holocene" stage). Data source: JRY
Plot of occurrence data:
Archontikis, O. A, Young, J. R. & Cros, L. (2020). Taxonomic revision and classification of extant holococcolithophores previously placed in the Genus Anthosphaera Kamptner emend. Kleijne 1991. Acta Protozoologica. 59: 121-139. gs Cros, L. & Fortuño, J. -M. (2002). Atlas of northwestern Mediterranean coccolithophores. Scientia Marina. 66: 1-186. gs Cros, L. & McGrane, P. B. (2014). Anthosphaera origami sp. nov., a planktonic coccolithophore with characteristic paper-boat-shaped structures. Journal of Nannoplankton Research. 34(S): 23-25. gs References:
Syracosphaera origami HOL compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 11-9-2024
Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=50 Go to Archive.is to create a permanent copy of this page - citation notes |
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